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Patent 7138 Summary

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(12) Patent: (11) CA 7138
(21) Application Number: 7138
(54) English Title: IMPROVEMENTS ON WIND MILLS
(54) French Title: PERFECTIONNEMENTS AUX MOULINS A VENT
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
Abstracts

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Claims

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Resume Une ou plusieurs paires de roues d couple de palettes, placees lee tines au dessus des autres et sur le memo arbre H, et dont oA Ao seraient les couples de palettes mobiles, armes de goussets Be on sans goussets, comme le sont les couples de palettes N, N, et lee palettes A, les charnieres D en metal cm oA en toile goudronnees on non, comme les goussets B B egalement en toile. De faire les susdites palettes on cadre A egalement re-couvertes de toiler At ou de lames de tole, ou d'une seule planche de bole ; les bras ou rayons E et contrerayons G, avec renforts go goo 9000, ou. non, AG, tallies on angle ; le moyeu F perce des trous 1 ; les trous j du tourillon f egalement destines an passage des tirettes W et M des debrayages ; les trois systemes de debrayage stoppeur ; he systeme de fermeture automatique des couples de palettes par la tirette de renvoi A roulant sur poulies Vo et Vo set reliees a cheque extremite aux cordes limitant l'ecurtement de l'ouverture de palettes, et an milieu des susdite ordes A et R ; la garniture de cuir h du tourillon f; les contre-poids C C des palettes, et placé particuliarement lee debrayages, les anneaux •x• et chevilles z places perpendiculairement et en spiraie sur l'arbre H et en dessous des dits anneaux.
Description

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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 1895-03-01
Grant by Issuance 1877-03-01

Abandonment History

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Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
FRANCOIS X. DE VAULT
FRANCOIS ANDET
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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