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Patent 21933 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 21933
(21) Application Number: 21933
(54) English Title: SCUFFLER
(54) French Title: SCARIFICATEUR D'AGRICULTURE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • WAGNER, BENJAMIN (Canada)
(73) Owners :
  • BENJAMIN WAGNER
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1885-06-21
(22) Filed Date:
Availability of licence: N/A
Dedicated to the Public: N/A
(25) Language of filing: English

Patent Cooperation Treaty (PCT): No

(30) Application Priority Data: None

Abstracts

Sorry, the abstracts for patent document number 21933 were not found.

Claims

Note: Claims are shown in the official language in which they were submitted.

Claim.-1st. Side scuffling blades attached to parallel bars on opposite sides of the beam of the machine, and pivotally connected to cross-bars pivoted upon the said beam, in combination with mechanism arranged to adjust the angle of the pivoted cross-bars, for the Purpose of altering the distance between the muffler blades. substantially as and for the purpose specified. 2nd. In a muffler, an iron beam composed of two plates A set on edge and bolted together a short distance apart, so as to admit the plough shank and other attachments, in combination with the handle C braced by the rods D and E, substantially as and for the purpose specified. 3rd. The bars I pivoted to the beam of the machine, and pivotally connected to the side-bars H on which the mufflers are attached, in combination with the hand-lever F pivoted to the beam of the machine, and provided with an ordinary spring catch and notched quadrant G, the said hand-lever being connected to one of the bars I by the rod J, the whole being arranged and operated substantially as and for the purpose specified. 4th. The curved shanks K rigidly attached to the bars H, in combination with a scuffler blade or mould board, provided with a grooved head having lips b formed on them, to lap over the edges of the shanks K.
Description

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Sorry, the description for patent document number 21933 was not found. Text is not available for all patent documents. The current dates of coverage are on the Currency of Information  page

Representative Drawing

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Administrative Status

2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1903-06-21
Grant by Issuance 1885-06-21

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
BENJAMIN WAGNER
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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