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US 11,136,907 B1Granted
Hydraulic lifter with cartridge style adjustment insert sub-assembly
AssigneeCompetition Cams, Inc.
InventorMatthew Patrick
Life of this patent
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Abstract
It is described herein a hydraulic lifter for an internal combustion engine. The hydraulic lifter may comprise a lifter body, a self-contained hydraulic cartridge, a pushrod seat, and a retaining clip. The self-contained hydraulic cartridge may be disposed within a cartridge bore in the lifter body. The self-contained hydraulic cartridge may comprise a self-contained hydraulic system such that a lifter piston of the hydraulic system is not directly disposed within a bore in the lifter body.
Claims20
A hydraulic lifter (10) for an internal combustion engine, the hydraulic lifter comprising:
- a lifter body (100) comprising a hydraulic cartridge bore (110), and a first radial oil passage (120) disposed through a lifter body sidewall;
- a self-contained hydraulic cartridge (200);
- a pushrod seat (300);
- and
- a retaining clip (400);
- and
- wherein the self-contained hydraulic cartridge and the pushrod seat are contained within the hydraulic cartridge bore;
- a pushrod seat second end (302) abuts against a self-contained hydraulic cartridge first end (201);
- the retaining clip is located within a groove (115) disposed in a sidewall of the hydraulic cartridge bore at a lifter body first end (101);
- and a pushrod seat first end (301) which is opposite of the pushrod seat second end abuts against the retaining clip.
7 more elements
Dependencies are inferred from the claim text.