Joints and connections – Articulated members – Pivoted
Patent
1999-10-29
1994-03-01
Reese, Randolph A.
Joints and connections
Articulated members
Pivoted
403140, 403135, 92187, F16C 1108
Patent
active
052901203
ABSTRACT:
A push rod is connected in pivotal retained relation to a polymeric member such as a power booster air valve polymeric insert having a stiffness less than that of an air valve. In a preferred embodiment, the insert is fitted on the spherical ball end of the push rod, and the insert with the push rod is then inserted into a recess in the member. The insert has a plurality of arms extending from the insert base end at a slight angle outwardly relative to the insert axis. The insert also has an attached metallic end on its base end to better distribute the force input from the push rod to the air valve. The arms and the member recess are provided with various cam surfaces which force the arms inwardly in cantilever fashion during the insertion movement, and the arms have surfaces on their outer ends which fit within an annular groove in the cylindrical side wall of the member recess, locking the insert to the rod spherical ball end and also within the member recess.
REFERENCES:
patent: 3787127 (1974-01-01), Cutler
patent: 4194850 (1980-03-01), Cranmore
patent: 4318627 (1982-03-01), Morin
patent: 4650363 (1987-03-01), Kehl et al.
patent: 4904106 (1990-02-01), Love
patent: 5011321 (1991-04-01), Kidokoro
patent: 5163773 (1992-11-01), Denney et al.
Denney Omer C.
Keaton James D.
Osterday Craig A.
Osterfeld Douglas L.
Staeuble David E.
General Motors Corporation
Helms Ernest E.
Kim Harry C.
Reese Randolph A.
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