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:
Dec. 03, 2002
Filed:
May. 04, 2001
Burckhard Becker, Solingen, DE;
Robert Houston, Leichlingen, DE;
Abstract
A step-by-step ratchet mechanism has a mount, a hand lever carried on the mount and pivotable about an axis, and a ratchet provided with a toothed set wheel and with an output shaft rotatable about an axis of the ratchet in the mount. Two catches are provided, which a) are each hinged on the hand lever and are pivotal around an axis of the catch, b) are each provided with a toothed quadrant with several teeth that cooperates with the set wheel, c) have a supporting flank that neighbors an abutment of the mount and d) are provided with a spring pretensioning the two supporting flanks towards the abutment. Two mean position levers are carried on the mount and are each pivotal about an axis of the mean position levers, one mean position lever being assigned to each catch. The mean position levers have a stop flank.