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. 01, 2008
Filed:
Sep. 02, 2005
Jun Furuichi, Shizuoka, JP;
Jun Furuichi, Shizuoka, JP;
Jatco Ltd, Shizuoka, JP;
Abstract
An automatic transmission includes a clutch drum formed, by press forming, with splines including recessed portions and raised portions, and engaging with clutch plates; and a rotational speed measuring device configured to measure a rotational speed of the clutch drum, and including a surface sensing device disposed outside an outer surface of the clutch drum, and configured to sense movement of the recessed portions and the raised portions of the splines. The clutch drum includes first openings each formed in one of the recessed portions recessed radially inwards, and each confronting the clutch plates radially.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile