The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 27, 1976
Filed:
Nov. 29, 1974
Applicant:
Inventor:
William R Zorbaugh, York, PA (US);
Assignee:
American Chain & Cable Company, Inc., Bridgeport, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66D / ;
U.S. Cl.
CPC ...
254169 ; 192 / ;
Abstract
A hand hoist comprising a hand wheel adapted to be moved by hand. The wheel has a plurality of circular openings therein spaced circumferentially of said wheel. A plurality of friction discs are placed in the openings and have opposed surfaces. A driven member is adapted to be connected to the hoist for providing a drive for lifting. The driven member has a surface engaging one of the opposed surfaces of the discs and a pressure member engages the other of the surfaces of the discs. Spring means apply yielding pressure to the pressure member.