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Patent 25122 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 25122
(21) Application Number: 25122
(54) English Title: PLOUGH
(54) French Title: CHARRUE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • PETTIGREW, JOHNSTON (Canada)
(73) Owners :
  • JOHNSTON PETTIGREW
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1886-10-14
(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 25122 were not found.

Claims

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

Claim.lst. A plough, having horizontal corrugations formed on its mould-board and land side. 2nd. A plough having horizontal corrugations formed on its mould board, by adjustable steel ribs embedded in its surface, substantially as and for the purpose specified. 3rd. In a plough, a mould board having a portion of its land side removed, in combination with the land side wheel B, having a bevelled rim a, and a bevelled and hollowed centre 6. 4th. In a plough, a mould-board having a portion of its land-side removed, in combination with the land-side wheel B, constructed as described, and a vertical roller D inserted in front of the wheel B. 5th. In a plough, a mould-board having a portion of its land-side removed, and a wheel B placed in lieu thereof, in combination with the shield C, substantially as and for the purpose specified. 6th. Ina plough, the combination of a wheel H formed by bevelled rim a and bevelled hollowed centre B. the said wheel being pivoted on the vertical standard I, which projects below the centre of the wheel and fits into a vertical bracket J attached to the frame G, substantially as and for the purpose specified. 7th. In a plough, the combination of a leading wheel L having a sharpened flange and pivoted alien the standard Al, which is adjustably connected to the bracket N, substantially as and for the purpose specified. 8th. In a plough, the combination of a frame G, arranged to support the wheel H in such a manner that the said wheel may be moved nearer to or farther from the plough-beam F, substantially as and for the purpose specified. 9th. In a plough, the combination of a frame G fixed to the front of the plough-beam B, braced thereon by the stays 0 and provided with an adjustable cross-bar substantially as and for the purpose specified.
Description

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Representative Drawing

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Administrative Status

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1904-10-14
Grant by Issuance 1886-10-14

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
JOHNSTON PETTIGREW
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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