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:
Nov. 21, 2006
Filed:
Mar. 30, 2001
Applicant:
Christopher John Cole, Tewkesbury, GB;
Inventor:
Christopher John Cole, Tewkesbury, GB;
Assignee:
FormFlo Limited, Gloucestershire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method is disclosed for the manufacture of gear wheels having two axially adjacent gears () thereon. A blank is prepared with the two gears crudely formed thereon by compressing and sintering a shaped mass of substantially metal powder. The blank is then mounted for rotation about a first axis, and the gears are roll-formed on the blank by rotating the blank in meshing engagement with respective dies () mounted for rotation about second and third axes substantially parallel to the first axis.