Bounce suppression device for high speed poppet valve

Details Bounce suppression device for high speed poppet valve Bounce suppression device for high speed poppet valve

1998-08-11

2000-02-08

Bratlie, Steven A.

Valves and valve actuation

With non-fluid retarder

123467, F16K 3100, F02M 4100

Patent

active

060219998

ABSTRACT:
A bounce depression device 29 for a high speed poppet valve 11 in a electronically controlled hydraulically operated unit fuel injector 1 comprises a poppet valve 11 with a central bore 35 and a counter bore 33 having a flat inner end 37 and a annular grove 39 on the other end which receives a retainer ring 41 that holds a plurality of flat washer shaped damping rings 31 in the counter bore 33 to absorb momentum by rattling and bouncing as the poppet valve 11 seats to prevent the poppet valve 11 bouncing off the seats 13 and 15.

REFERENCES:
patent: 4126152 (1978-11-01), Kirk
patent: 4246876 (1981-01-01), Bouwkamp et al.
patent: 4481974 (1984-11-01), Schmitt et al.
patent: 5427352 (1995-06-01), Brehm
patent: 5485957 (1996-01-01), Sturman
patent: 5538332 (1996-07-01), Carroll
patent: 5553829 (1996-09-01), Hemsen

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