Cup-shaped tappet
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 21, 1999
Grant Date -
N/A
app pub date -
Jun 9, 1997
filing date -
Aug 24, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cup-shaped tappet (1) for actuating a gas exchange valve (17) of an internal combustion engine, comprising a cylindrical jacket (6) closed at one end by a bottom (7) and guided in a bore (2) of a cylinder head (3), the valve tappet (1) being actuated by a cam (4) of a camshaft (5) acting on the bottom (7) of the tappet (1) characterized in that the bottom (7) and the jacket (6) are steel components having respective wall thicknesses (A),(B) dimensioned so that a product (P.sub.1) of the wall thicknesses, (A).times.(B) expressed in millimeters is <2.3, the wall thickness (A) of the bottom (7) being 1.7 to 2.4 mm and the wall thickness (B) of the jacket (6) being 0.7 to 1.0 mm.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully