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Class Information
Number: 29/888.2
Name: Metal working > Method of mechanical manufacture > Prime mover or fluid pump making > Push rod or rocker arm making
Description: Process wherein the manufactured article is (1) a bar or slender shaft which is actuated by a cam to open and shut valves such as in an I.C. engine (2) a lever that is pivoted near its center and is operated at one end by a push rod as defined in (1) which causes the other end of the lever to raise and depress a valve stem such as in an I.C. engine or (3) a part especially adapted for (1) or (2) which is not elsewhere classified.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7398752 |
Rocker arm for valve actuation |
Jul. 15, 2008 |
| 7392776 |
Rocker arm construction |
Jul. 1, 2008 |
| 7367301 |
CAM follower |
May. 6, 2008 |
| 7360290 |
Method of manufacturing rocker arm |
Apr. 22, 2008 |
| 7258091 |
Rocker arm |
Aug. 21, 2007 |
| 7222599 |
Rocker arm made of sheet metal and method of manufacturing the same |
May. 29, 2007 |
| 7185618 |
Sheet metal rocker arm with integrally formed cross member |
Mar. 6, 2007 |
| 7185619 |
Rocker arm and method of manufacturing the same |
Mar. 6, 2007 |
| 7152320 |
Rocker arm and method of manufacturing the rocker arm |
Dec. 26, 2006 |
| 7089899 |
Stamped two-step rocker arm component |
Aug. 15, 2006 |
| 7077091 |
Polymer matrix composite pushrod |
Jul. 18, 2006 |
| 7062852 |
Rocker arm |
Jun. 20, 2006 |
| 7043836 |
Manufacturing method of rocker arm |
May. 16, 2006 |
| 7028653 |
Roller rocker mounting mechanism |
Apr. 18, 2006 |
| 7021260 |
Rocker arm |
Apr. 4, 2006 |
| 6978750 |
Cam follower provided with rocker arm made of sheet metal |
Dec. 27, 2005 |
| 6962134 |
Rocker arm shaft retainer and assembly |
Nov. 8, 2005 |
| 6932040 |
Metal plate rocker arm and method of manufacturing the metal plate rocker arm |
Aug. 23, 2005 |
| 6889643 |
Rocker arm and manufacturing method thereof |
May. 10, 2005 |
| 6863040 |
Rocker arm |
Mar. 8, 2005 |
| 6854436 |
Composite push rod |
Feb. 15, 2005 |
| 6651329 |
Method of making a lever-type cam follower |
Nov. 25, 2003 |
| 6634330 |
Valve system for engine |
Oct. 21, 2003 |
| 6615782 |
Two-step finger follower rocker arm |
Sep. 9, 2003 |
| 6615635 |
Method of making a lever-type cam follower, and lever-type cam follower |
Sep. 9, 2003 |
| 6604499 |
Oil-through type push rod |
Aug. 12, 2003 |
| 6601555 |
Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
Aug. 5, 2003 |
| 6588101 |
Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
Jul. 8, 2003 |
| 6523514 |
Rocker arm and method of manufacturing rocker arm body |
Feb. 25, 2003 |
| 6470842 |
Lever-type cam follower |
Oct. 29, 2002 |
| 6425361 |
Rocker arm and method of fabricating rocker arm body |
Jul. 30, 2002 |
| 6409471 |
Shroud assembly and method of machining same |
Jun. 25, 2002 |
| 6382936 |
Electric motor and fan wheel combination, and method for producing it |
May. 7, 2002 |
| 6341587 |
Lever-type cam follower for a valve train of an internal combustion engine |
Jan. 29, 2002 |
| 6273044 |
Valve actuating lever |
Aug. 14, 2001 |
| 6216557 |
Push rod, and process for producing the same |
Apr. 17, 2001 |
| 6199527 |
Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
Mar. 13, 2001 |
| 6138624 |
Tappet socket assembly for rocker lever assembly and method of assembling the same |
Oct. 31, 2000 |
| 6070561 |
Valve actuator with lubrication passage and method of forming |
Jun. 6, 2000 |
| 6003483 |
Yoke mount rocker arm |
Dec. 21, 1999 |
| 5996226 |
Method of manufacturing push rod balls |
Dec. 7, 1999 |
| 5983849 |
Composite pushrod hole adapter plate for internal combustion engines |
Nov. 16, 1999 |
| 5946800 |
Method for producing rocker arms |
Sep. 7, 1999 |
| 5894662 |
Method of making a trunnion |
Apr. 20, 1999 |
| 5887474 |
Method for manufacturing a rocker arm |
Mar. 30, 1999 |
| 5774984 |
Method of manufacturing a rocker arm |
Jul. 7, 1998 |
| 5730093 |
Roller rocker arm |
Mar. 24, 1998 |
| 5678305 |
Method for manufacturing a rocker arm with a roller |
Oct. 21, 1997 |
| 5598815 |
Roller lever of a casting machine |
Feb. 4, 1997 |
| 5575064 |
Process for producing rocker arm for internal combustion engine |
Nov. 19, 1996 |
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