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:
Jul. 25, 1989
Filed:
Nov. 18, 1987
Applicant:
Inventor:
Hans Dalferth, Aalen-Wasseralfingen, DE;
Assignee:
Rud-Kettenfabrik Rieger & Dietz GmbH u.Co., Aalen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H / ;
U.S. Cl.
CPC ...
474155 ;
Abstract
In a chain wheel with pockets (3) for locating horizontal links (4) of a round steel chain, teeth (2) are used, adjoining the rounded tooth-root sections (6) of which are inclined surfaces (7) which serve to support horizontal links (4) of chains, the picth of which is larger than the pitch of the chain wheel. A conventional support of the horizontal links on flat bottoms (8) of the pockets (3) is deliberately omitted.