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(12) Patent: | (11) CA 1055067 |
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(21) Application Number: | 1055067 |
(54) English Title: | PIPE COUPLING COMPONENT |
(54) French Title: | MANCHON D'ACCOUPLEMENT POUR TUYAUX |
Status: | Term Expired - Post Grant Beyond Limit |
(51) International Patent Classification (IPC): |
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(72) Inventors : |
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(73) Owners : |
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(71) Applicants : |
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(74) Agent: | |
(74) Associate agent: | |
(45) Issued: | 1979-05-22 |
(22) Filed Date: | |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
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(30) Application Priority Data: | None |
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ABSTRACT
An insert for use in a pipe coupling of the type
comprising an insert for insertion into the end of a pipe,
a member having a tubular portion for reception of an end
portion of the pipe containing the insert, and a sleeve
for engagement about the tubular portion thereby to trap
the pipe between the tubular portion and the insert, and
thereby connect the member to the pipe, the insert comp-
rising a cylindrical cross-section tubular member the
outer surface of which comprises a first portion extending
from one end of the insert and having a uniform diameter;
a second, intermediate portion extending from the first
portion and having a plurality of relatively wide, arcuate
cross-section annular grooves therein; and a third portion
extending from the intermediate portion and having a
plurality of relatively narrow straight sided and bottomed
annular grooves therein, the side of each groove in the
third portion facing away from the first and second portions
extending substantially perpendicularly of the longitudinal
axis of the insert.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the representative drawing for patent document number 1055067 was not found.
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Description | Date |
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Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 1996-05-22 |
Grant by Issuance | 1979-05-22 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
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AMP INCORPORATED |
Past Owners on Record |
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ALAN F. KEITH |