Spring retainer for a poppet valve and method of assembling

Details Spring retainer for a poppet valve and method of assembling Spring retainer for a poppet valve and method of assembling

1993-06-15

1994-03-15

Cross, E. Rollins

Internal-combustion engines

Poppet valve operating mechanism

Spring

12318813, 251337, F01L 310

Patent

active

052938484

ABSTRACT:
A spring retainer (10) for a poppet valve (18) which is biased by a valve spring (16) and a method of assembling the spring retainer (10) the poppet valve (18) and a valve spring (16). The spring retainer (10) has first and second body portions (30, 32). Each body portion (30, 32) has a spring flange segment (50), for engaging a valve spring (16), and a finger segment (54), for extending into a groove (26) on a valve stem (20) of the poppet valve (18). The spring retainer (10) has a slot (44) which permits relative movement between the first and second body portions (30, 32) such that the spring retainer (10) may be installed on the poppet valve (18). The spring retainer (10) has frangible web segments (36) for retaining the first and second body portions (30, 32) together prior to installment of the spring retainer (10) on the poppet valve (18). The web segments (36) break during installation of the spring retainer (10) to permit outward movement of the first and second body portions (30, 32).

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