Note: Descriptions are shown in the official language in which they were submitted.
CA 02753778 2011-09-27
Fluid Dispensing Surface Cleaning Device
FIELD OF THE INVENTION
[001] The present invention relates generally to surface cleaning implements,
and more
particularly, relating to a fluid dispensing surface cleaning implement.
BACKGROUND OF THE INVENTION
[002] Cleaning windows and glass can be a time consuming and laborious choir.
There
exists numerous cleaning devices and squeegee blades of a myriad of
constructions directed towards reducing the effort and time required to clean
windows and glass. However, there remains a need for a window and glass
cleaning apparatus of an improved construct which overcomes the drawbacks of
the existing cleaning devices.
SUMMARY OF THE INVENTION
[003] The preferred embodiments of the present invention addresses this need
by
providing a window and glass cleaning apparatus of an improved construction
and
including the automated dispensing of a cleaning fluid, several cleaning head
configurations, and accessory attachments.
[004] In general, in one aspect, a fluid dispensing surface cleaning device is
provided.
The device includes a cleaning head and an elongated handle having first end
connected to the cleaning head and a second end configured to be grasped by a
t
CA 02753778 2011-09-27
user. A spray nozzle is carried by the handle at a position approximate the
first
end of the handle. A fluid container is housed by the handle and includes a
dispensing valve operable to dispense fluid contained within the fluid
container,
the dispensing valve fluidically connected to the spray nozzle. An actuator is
operable to operate the dispensing valve to dispense fluid containted within
the
fluid container through the spray nozzle. A trigger assembly is carried by the
handle and is operatively connected to the actuator to operate the actuator.
[005] In general, in another aspect, a the device includes a cleaning head and
an
extension tube connected to said cleaning head. An elongated handle is
configured to be grasped by a user and has a first end through which extends a
tubular cavity into which said extension tube is telescopically received and
positionable between retracted and extended position. A spray nozzle is
carried by
said extension tube. A fluid container is housed by said handle and has a
dispensing valve that is operable to dispense fluid contained within said
fluid
container. An extensible fluid conduit fluidically connects said dispensing
valve
and said spary nozzle. An actuator is operable to operate said dispensing
valve to
dispense fluid contained within said fluid container through said spray
nozzle. A
trigger assembly is carried by said handle and is operatively connected to
said
actuator to operate said actuator.
2
CA 02753778 2011-09-27
[006] In general, in another aspect, the device includes a cleaning head and
an elongated
handle configured to be grasped by a user. The hanlde has a first end
connected to
the cleaning head and a second end configured to be connected to an extension
handle. A spray nozzle is carried by the handle at a position approximate the
first
end of the handle. A fluid container is housed by the handle and has a
dispensing
valve operable to dispense fluid contained within the fluid container and is
fluidically connected to the spray nozzle. An actuator is operable to operate
the
dispensing valve to dispense fluid containted within the fluid container
through
the spray nozzle. An extension handle is configured to be connected to the
second
end of the handle. A trigger assembly includes a first trigger pivotally
attached to
the handle approximate the second end thereof, a cam pivotally attached to the
handle, a lift shaft constrained for vertical reciprocation and connected at
one end
with the trigger and at an opposite end to the cam, a trigger shaft
constrained for
vertical reciprocation, the trigger shaft connected at a first end to the
actuator and
connected at an intermidate position along the trigger shaft to the cam, the
trigger
shaft having a barb-shaped second end, a second trigger pivotallay attached
the
extension handle, a trigger coupling restrained for vertical reciprocation by
the
extension handle and including a notch at first end thereof configured to
receive
the barb-shaped end of the trigger shaft, and a pivot link connecting the
second
trigger and the trigger coupling such that operation of the seond trigger
causes the
trigger coupling to reciprocate.
3
CA 02753778 2011-09-27
[007] For a better understanding of the invention, its operating advantages
and the
specific objects attained by its uses, reference should be had to the
accompanying
drawings and descriptive matter in which there are illustrated embodiments of
the
invention.
BRIEF DESCRIPTION OF THE DRAWINGS
[008] The following drawings illustrate by way of example and are included to
provide
further understanding of the invention for the purpose of illustrative
discussion of
the embodiments of the invention. No attempt is made to show structural
details
of the embodiments in more detail than is necessary for a fundamental
understanding of the invention, the description taken with the drawings making
apparent to those skilled in the art how the several forms of the invention
may be
embodied in practice. Identical reference numerals do not necessarily indicate
an
identical structure. Rather, the same reference numeral may be used to
indicate a
similar feature of a feature with similar functionality. In the drawings:
[009] Figure 1 is a diagrammatic illustration of a fluid dispensing surface
cleaning
device constructed in accordance with the principles of the present invention;
[010] Figure 2 is a diagrammatic illustration of the device of FIG. 1 showing
a container
removed;
4
CA 02753778 2011-09-27
[011] Figure 3 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including a non-pressurized container;
[012] Figure 4 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including a pressurized container with integral
nozzle;
[013] Figure 5 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including a non-pressurized container with
integral
nozzle;
[014] Figure 6 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an integral container;
[015] Figure 7 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an alternative integral container;
[016] Figure 8 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an alternative removable container;
CA 02753778 2011-09-27
[017] Figure 9 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an alternative integral container;
[018] Figure 10 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an alternative trigger assembly;
[019] Figure 11 is a diagrammatic illustration another embodiment of a fluid
dispensing
and surface cleaning device including an alternative trigger assembly;
[020] Figure 12 through Figure 14 are diagrammatic illustrations of another
embodiment of a fluid dispensing and surface cleaning device including an
extension handle, wherein:
[021] Figure 12 is a diagrammatic illustration showing a cover exploded from
an
extension handle socket;
[022] Figure 13 is a diagrammatic illustration showing the extension handle
exploded
from the handle socket; and
[023] Figure 14 is a diagrammatic illustration showing the extension handle
received by
the handle socket;
6
CA 02753778 2011-09-27
[024] Figures 15 and 16 are diagrammatic illustrations of another embodiment
of a fluid
dispensing and surface cleaning device including a telescopic handle
configuration, wherein:
[025] Figure 15 is a diagrammatic illustration showing the telescopic handle
in a
retracted position; and
[026] Figure 16 is a diagrammatic illustration showing the telescopic handle
in an
extended position;
[027] Figures 17 and 18 are diagrammatic illustrations of another embodiment
of a fluid
dispensing and surface cleaning device including a telescopic handle
configuration, wherein:
[028] Figure 17 is a diagrammatic illustration showing the telescopic handle
in a
retracted position; and
[029] Figure 18 is a diagrammatic illustration showing the telescopic handle
in an
extended position;
7
CA 02753778 2011-09-27
[030] Figure 19 through Figure 26 are diagrammatic illustrations of embodiment
of a
fluid dispensing and surface cleaning device including various cleaning head,
cleaning member and spray nozzle configurations, wherein:
[031] Figure 19 is a diagrammatic illustration showing the a bristle brush
cleaning
member;
[032] Figure 20 is a diagrammatic illustration showing a sponge/absorbent
cleaning
member;
[033] Figure 21 is a diagrammatic illustration showing a cleaning head with a
squeegee;
[034] Figure 22 is a diagrammatic illustration showing a cleaning head with
interchangeable cleaning members;
[035] Figure 23 is a diagrammatic illustration showing a cleaning head having
a bristle
brush and a secondary dispensing nozzle configuration;
[036] Figure 24 is a diagrammatic illustration showing a cleaning head having
a bristle
brush;
s
CA 02753778 2011-09-27
[037] Figure 25 is a diagrammatic illustration showing a cleaning head having
a
cleaning member with a secondary dispensing nozzle configuration; and
[038] Figure 26 is a diagrammatic illustration showing a cleaning head with a
positionable cleaning member including a secondary dispensing nozzle
configuration; and
[039] Figure 27 through Figure 28 are diagrammatic illustrations of embodiment
of a
fluid dispensing and surface cleaning device including a rotatable spray
nozzle,
wherein:
[040] Figure 27 is a diagrammatic illustration showing a front view with the
spray
nozzle forwardly positioned;
[041] Figure 28 is a diagrammatic illustration showing a side view with the
spray nozzle
forwardly positioned; and
[042] Figure 29 is a diagrammatic illustration showing a side view with the
spray nozzle
rearwardly positioned.
9
CA 02753778 2011-09-27
DETAILED DESCRIPTION OF THE INVENTION
[043] As a preliminary matter, it should be noted that in this document
(including the
claims) directional terms, such as "above", "below", "upper", "lower", etc.,
are
used for convenience in referring to the accompanying drawings. Additionally,
it
is to be understood that the various embodiments of the invention described
herein may be utilized in various orientations, such as inclined, inverted,
horizontal, vertical, etc., without departing from the principles of the
invention.
[044] In this description, references to "one embodiment" or "an embodiment"
mean
that the featuring being referred to is included in at least one embodiment of
the
invention. Moreover, separate references to "one embodiment" in this
description
do not necessarily refer to the same embodiment. Illustrated embodiments are
not
mutually exclusive, unless so stated and except as will be readily apparent to
those of ordinary skill in the art. Thus, the invention may include any
variety of
combinations and/or integrations of the embodiments described herein.
[045] Referring to FIGS. 1 and 2 of the drawings there is diagrammatically
illustrated a
fluid dispensing and surface cleaning device 10 that is particularly useful in
cleaning hard surface of homes and automobiles, such as, but not limited to
window surfaces and the like. The device 10 includes a cleaning head 12
attached
to a handle 14. The cleaning head 12 may include a cleaning member 16, such
as,
but not limited to an absorbent material, an abrasive material, or the like
that is
CA 02753778 2011-09-27
adapted to contact and clean a hard surface. Cleaning head 12 may be a
flexible
to bend around curved surfaces. The cleaning member 16, may include a
replaceable pad 28. The replaceable pad 28 may be removably attached to the
cleaning member 16 by a hook-and-loop fastener. The cleaning head 12 may
further include a squeegee blade 18. The cleaning head 12 may be pivotally
connected to the handle 14 by pivot coupling 20 such that the cleaning head 12
may pivot between first and second positions relative to the handle 14. In the
first
position, the cleaning head 12 is generally normal to the handle 14 in a T-
configuration, and in the second position, the cleaning head 12 is generally
parallel to the handle 14. A lock 22 may operate to secure the cleaning head
12 in
either of the first and second positions.
[046] A container 24 containing a cleaning solution is removably received and
held
within handle 14 through a cooperating structure between the handle and the
container. Spring element 26 is biased against one end of the container 24 to
secure the container within handle 14. Container 24 is shown received and held
by the handle 14 in FIG. 1, and removed from the handle in FIG. 2. As depicted
here, container 24 is a pressurized container, for example, a conventional
aerosol
container having a dispensing valve 30 fluidically connected to a spray nozzle
32
by an mechanical actuator 34. Operation of actuator 34 operates the dispensing
valve 30 resulting in the contents of the container 24 being dispensed through
spray nozzle 32. Spray nozzle 32 may be adjustable between a fan spray
11
CA 02753778 2011-09-27
patterned and a stream spray pattern. Actuator 34 is operated by an trigger
assembly 36 comprising a trigger 38, trigger shaft 40, trigger return spring
42,
cam 44, primary shaft 46 and primary shaft return spring 48.
[047] Trigger 38 is pivotally attached to the handle 14 approximate grip 50.
Trigger
shaft 40 is retained by the handle 14 for generally vertical reciprocation and
is
engaged at one end with the trigger 38 and at the opposite end with cam 44,
which
is pivotally attached to the handle. Trigger return spring 42 is positioned
around
trigger shaft 40 and is retained by the handle generally bias the trigger
shaft
against the trigger 38. Primary shaft 46 is retained by the handle 14 for
generally
vertical reciprocation and is engaged at one end with the cam 44 on a common
side as trigger shaft 40, and is operatively engaged at the opposite end with
actuator 34. Primary shaft return spring 48 is positioned around the primary
shaft
46 and is retained by the handle to generally bias the primary shaft 46 in a
direction of disengagement from the cam 44. In operation, a user pulls the
trigger
38 urging the trigger shaft 40 against cam 44 causing the cam to pivot and
apply a
downwardly force against primary shaft 46 resulting in the primary shaft
operating against the actuator 34. Actuator 34 depressing or pushing against
dispensing valve 30 resulting in fluid contained under pressure within
container
24 to be dispensed through spray nozzle 32.
12
CA 02753778 2011-09-27
[048] FIG. 3 diagrammatically illustrates an embodiment of the device 10,
wherein
container 24 is replaced by removable container 52. Container 52 comprises a
conventional reciprocating mechanical pump 54 that is operable to pump the
contents of the container through discharge opening 56. Actuator 34 is
configured to fluidically connect the discharge opening with spray nozzle 32
and
operate the pump 54 when the trigger 38 is repetitively pressed.
[049] FIG. 4 diagrammatically illustrates an embodiment of the device 10
including an
aerosol type container 58 having a spray nozzle 60 integrated with a
dispensing
valve 62. Here spray nozzle 32 is removed, and actuator 34 is configured to
operate dispensing valve 62.
[050] FIG. 5 diagrammatically illustrates an embodiment of the device 10
including a
mechanical pump type container 64 having a spray nozzle 66 integrates with
mechanical pump 68. Here spray nozzle is removed, and actuator 34 is
configured to operate the pump 68.
[051] FIG. 6 diagrammatically illustrates an embodiment of the device 10
having an
container 70 integral with handle 14. Container 70 includes an opening 72
permitting filling the container with a fluid. A cap 74 is removably engagable
with handle 14 to seal opening 72. A lift tube 76 is fluidically connected
with the
container 70 at one end and is connected to mechanical pump 78 at the opposite
13
CA 02753778 2011-09-27
end. Mechanical pump 78 fluidically connects the lift tube 76 to the spray
nozzle
32. Repetitive operation of trigger 38 results in fluid within container 70
being
pumped and discharged through spray nozzle 32.
[052] FIG. 7 diagrammatically illustrates an embodiment of the device 10
including a
mechanical pump 80 having an integral spray nozzle 82 and a lift tube 76
fluidically connected to the pump and to the container 70.
[053] FIG. 8 diagrammatically illustrates an embodiment of the device 10
including a
removable container 84 having a quantity of fluid 86. A fluid accumulator 88
is
disposed within handle 14 and includes a check valve 90 for establishing a
fluid
connection between the container 84 and the fluid accumulator 88 when
container
84 is positioned within handle 14, as shown. Check valve 90 permits fluid flow
into the accumulator 88 from the container 84 and prevents reverse flow of
fluid
into the container 84. Accumulator 88 can be fitted with a piercing conduit
(not
shown) and the container 84 can be fitted with a membrane seal (not shown)
such
that when the container 84 is received by the handle 14 the piercing conduit
would puncture through the membrane seal and establish a fluid connection
between the container 84 and the accumulator 88. Lift tube 76 is fluidically
connected at one end to the accumulator 88 and to the mechanical pump 78 at
the
opposite end. Mechanical pump 78 fluidically connects the lift tube 76 to the
spray nozzle 32. Repetitive operation of trigger 38 results in fluid within
14
CA 02753778 2011-09-27
accumulator 88 being pumped and discharged through spray nozzle 32. This
arrangement permits use of the device in an inverted position until the fluid
within
the accumulator is exhausted. Positioning the device 10 upright will result in
filling of the accumulator 88.
[054] FIG. 9 diagrammatically illustrates an alternative embodiment of the
device 10 of
FIG. 8 including a container 90 integrated within the handle 14. The
accumulator
88 and the container 90 are fluidically connected by check valve 92.
[055] FIG. 10 diagrammatically illustrates an embodiment of the device 10
including an
alternative trigger assembly 94. Trigger assembly 94 includes trigger 96,
trigger
shaft 98 and trigger return spring 100. Trigger 96 is pivotally connected to
handle
14. Trigger shaft 98 is retained by handle 14 for vertical reciprocation and
is
engaged at one end with the trigger 96 and at the opposite end is engaged with
actuator 34. Trigger return spring 100 is positioned around trigger shaft 98
and
retained by handle 14 so as to urge the trigger shaft 98 in a direction away
from
the trigger 96 or upwardly.
[056] FIG. 11 diagrammatically illustrates an embodiment of the device 10
including an
alternative trigger assembly 102. Trigger assembly 102 includes trigger 104,
cable 106, trigger shaft 108 and trigger return spring 110. Trigger 104 is
pivotally connected to handle 14. Trigger shaft 108 is retained by handle 14
for
CA 02753778 2011-09-27
vertical reciprocation. One end of cable 106 is connected to the trigger 104
and
the opposite end is connected to trigger shaft 108 at one end thereof.
Opposite
end of trigger shaft 108 is engaged with actuator 34. Trigger return spring
110 is
positioned around trigger shaft 108 and retained by handle 14 so as to urge
the
trigger shaft 108 in a direction away from the trigger 104 or upwardly.
Squeezing
the trigger 104 results in tensioning cable 106 and urging the trigger shaft
108
downwardly to operate actuator 34.
[057] FIGS. 12 through 14 diagrammatically illustrate an embodiment of the
device 10
including an extension handle 112. Handle 14 is modified to include a socket
114. Socket 114 and extension handle 112 are configured to include cooperating
structure permitting the releasable reception of the extension handle by
socket
114. For example, socket 114 could include a spring biased prong 116
receivable
by a groove 118 on handle 112. Trigger assembly 120 includes a first trigger
122,
a cam 124, a lift shaft 126, a trigger shaft 128, a trigger shaft return
spring 130, a
second trigger 132, pivot link 134, trigger coupling 136. Trigger 122 is
pivotally
connected to handle 114. Lift shaft 126 is retained by the handle 14 for
generally
vertical reciprocation and is engaged at one end with the trigger 122 and at
the
opposite end with cam 124, which is pivotally attached to the handle. Trigger
shaft 128 is retained by the handle 14 for generally vertical reciprocation
and is
engaged at an intermediate location therealong with the cam 124 on a common
side as lift shaft 126. Trigger shaft 128 extends through an opening 138
formed
16
CA 02753778 2011-09-27
through trigger 122 and terminates at barb-shaped end 140 within socket 114.
The opposite end of the trigger shaft 128 is engaged with actuator 34. Trigger
shaft return spring 130 is positioned around the trigger shaft 128 and is
retained
by the handle 14 to generally bias the trigger shaft 128 in a direction of
disengagement from the cam 124. Second trigger 132 is pivotally connected to
extension handle 112. Trigger coupling 136 is retained by extension handle 112
for vertical reciprocation and includes a notch 142 at one end thereof
configured
to receive the barb-shaped end 140 of the trigger shaft 128. Pivot link 134
connects trigger 132 to the opposite end of the trigger coupling 136 such that
operation of trigger results in vertical movement of the trigger coupling 136.
[058] In FIG. 12, the dispenser 10 is shown with a covering 144 exploded from
socket
114 that is engagable, for example by a threaded coupling with handle 14 to
cover
socket 114. In FIG. 13, the covering 144 is removed, and the extension handle
112 is shown exploded from socket 114. In FIG. 14, the extension handle 112 is
shown engaged with socket 114 and with the barb-shaped end 140 engaged with
notch 142. The extension handle 112 may be further secured to handle 14 by a
movable collar 113 that may be positioned to encircle handle 114 and extension
handle 112 about socket 114. The collar 113 could be a slip collar or could be
threaded. An example of a locking arrangement is disclosed in US. Pat. No.
5,364,195. Further a biased release button 115 permits release of the barb-
shaped
end of shaft 140 from notch 142 by pressing laterally against shaft 140.
17
CA 02753778 2011-09-27
[059] Maintaining reference to FIGS. 12 through 14, it can now be understood
operation
of trigger 122 urges the lift shaft 126 against cam 124 causing the cam to
pivot
and apply a downwardly force against trigger shaft 128 resulting in the
trigger
shaft operating against the actuator 34. Actuator 34 operates the dispensing
valve
30 resulting in fluid contained under pressure within container 24 to be
dispensed
through spray nozzle 32. Alternatively, operation of trigger 132 causes a
downward pull on trigger shaft 128 resulting in the trigger shaft operating
against
the actuator 34.
[060] FIG. 15 and FIG. 16 diagrammatically illustrate an embodiment of the
device 10
including a telescopic extension comprising a tubular 144 telescopically
positioned within bore 146 in handle 14. Cleaning head 12 is disposed on
tubular
144 and the extension and retraction of tubular 144 in bore 146 displaces the
cleaning head relative to handle 14. A coil tube 148 fluidically connects the
dispensing valve 30 with spray nozzle 32. A compression fitting 150 secures
the
tubular 144 in a desired position. The telescopic extension is shown retracted
in
FIG. 15 and extended in FIG. 16.
[061] FIG. 17 and FIG. 18 diagrammatically illustrate an embodiment of the
device 10
having a telescopic tube assembly 152 as an alternative to the coiled tube
148.
The telescopic tube assembly 152 includes an inner tube 154 sliding received
in a
18
CA 02753778 2011-09-27
sealing manner by an outer tube 156. The telescopic extension is shown
retracted
in FIG. 17 and extending in FIG. 18.
[062] FIG. 19 diagrammatically illustrates an embodiment of the device 10
including an
alternative cleaning member 152 in the form of a bristle brush.
[063] FIG. 20 diagrammatically illustrates an embodiment of the device 10
including
an alternative cleaning member 154 in the form of a sponge or like absorbent
material.
[064] FIG. 21 diagrammatically illustrates an embodiment of the device 10
including a
cleaning head 156 having only a squeegee blade 158.
[065] FIG. 22 diagrammatically illustrates an embodiment of the device 10
including an
interchangeable cleaning implement 160 that is depicted as a squeegee blade.
Cleaning implement is removably secured to the cleaning head 162 and can be
interchange with several different cleaning implement types, such as, but not
limited to squeegee blades, scraper blades, scrubbing implements, etc.
Further,
the device include a second spray nozzle 164 positioned on an opposite side of
the
handle 14 from spray nozzle 32. A selector valve 166 operates to selectively
and
fluidically connected either nozzle 32 or nozzle 164 to the dispensing valve
30.
19
CA 02753778 2011-09-27
[066] FIG. 23 diagrammatically illustrates an embodiment of the device 10
including a
cleaning head 168 including a bristle brush 170 and a spray outlet 172 arrange
to
dispense cleaning solution through the bristle brush. The spray outlet 172 is
fluidically connected to a selector valve 174 by flexible coupling 176 which
permits the cleaning head 168 to rotate between the first and second positions
about coupling 20. The selector valve 174 operates to selectively and
fluidically
connect either nozzle 32 or spray outlet 172 to the dispensing valve 30. FIG.
24
diagrammatically illustrates an embodiment of the device 10 of FIG. 23 without
the spray outlet 172, the selector valve 174 and flexible coupling 176.
[067] FIG. 25 diagrammatically illustrates an embodiment of the device 10
including a
cleaning member 178 having a nozzle assembly 180 that can comprises a
plurality
of discharge outlets 182 arranged radially around the cleaning member and/or
across the length of the cleaning member to saturate the cleaning head with
cleaning solution. The nozzle assembly 180 is fluidically connected to a
selector
valve 183 by a flexible coupling 184 which permits the cleaning head 12 to
rotate
between the first and second positions about coupling 20. The selector valve
182
operates to selectively and fluidically connect either nozzle 32 or nozzle
assembly
180 to the dispensing valve 30.
[068] FIG. 26 diagrammatically illustrates an embodiment of the device 10
including a
cleaning member 185 that is pivotally connected to the cleaning head 12 by
CA 02753778 2011-09-27
lockable pivot coupling 186 that enables an operator to adjust and lock the
angular position of the planar cleaning surface 188 of the cleaning member
184.
In an aspect, the cleaning member 184 may be adjusted such that the planar
cleaning surface 188 is positioned horizontally with respect to the handle 14,
thereby permitting the operator to clean a ceiling surface. The cleaning
member
184 may include a nozzle assembly 190 that can comprise a plurality of
discharge
outlets 192 arranged across the length of the cleaning member. The nozzle
assembly 190 is fluidically connected to a selector valve 194 by a flexible
coupling 196 which permits the cleaning head 12 to rotate between the first
and
second positions about coupling 20. The selector valve 194 operates to
selectively and fluidically connect either nozzle 32 or nozzle assembly 190 to
the
dispensing valve 30. Further, the pivot coupling 186 can include a pivotal or
flexible fluid joint 198.
[069] In FIGS. 27 through 29, there is diagrammatically illustrated an
embodiment of
the dispenser 10 including cleaning head 200 including a removable scrubber or
absorbent 202 and a squeegee blade 204 centrally disposed along the length of
the
scrubber 202. Further included is a rotatable spray nozzle 206 that is
fluidically
connected to dispensing valve 30 (not shown). Spray nozzle 206 is shown in a
forward position in FIG. 28 and a rearward position in FIG. 29. Spray nozzle
206
may be locked in either position.
21
