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:
Oct. 11, 1988
Filed:
Jul. 29, 1986
Satoru Maruyamano, Toyota, JP;
Hisao Ootani, Toyota, JP;
Abstract
In a friction disc clutch assembly of the type including a flywheel secured to a drive shaft, a clutch cover having an outer peripheral rim secured to the flywheel by means of a plurality of circumferentially spaced bolts and being formed with an internal cylindrical surface, a pressure plate mounted within the clutch cover in such a manner as to be rotatable with and axially displaceable with respect to the flywheel, a diaphragm spring assembled within the clutch cover to bias splined to a driven shaft and interposed between the flywheel and the pressure plate, the outer periheral rim of the clutch cover is formed with a radial exhaust hole located between each pair of the circumferentially spaced bolts and extending outwardly from the internal cylindrical surface of the clutch cover to exhaust muddy water entered into the interior of the clutch cover.