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US 12,392,264 B2Granted
Lifter assembly
AssigneeEaton Intelligent Power Limited
InventorsVardhan D. Patankar, Tapan Ponkshe, Sanjay Chopane, Jiri Cecrle, Nicola Andrisani
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Abstract
A lifter assembly can comprise an outer body comprising an oil port and opposed latch ports. An inner body can comprise a roller assembly or tappet configured to lift and lower to follow a cam. The inner body comprises a pin passage comprising an inner diameter. A pin assembly is mounted in the pin passage. The pin assembly comprises a bushing abutting the inner diameter. The bushing comprises a pin port. A pin comprises a rim and a narrow end configured for sliding in the pin port.
Claims14
A lifter assembly, comprising:
- an outer body comprising an oil port and latch ports;
- an inner body comprising a roller assembly or tappet configured to lift and lower to follow a cam, the inner body further comprising an oil passage fluidly communicating with a pin passage comprising an inner diameter;
- and
- a pin assembly mounted in the pin passage, the pin assembly comprising:
- a bushing abutting the inner diameter, the bushing comprising a pin port having at least one flat portion;
- and
- a pin comprising a rim and a narrow end, the narrow end configured for sliding in the pin port and having at least one corresponding flat portion;
- wherein the pin port and the narrow end are keyed in an anti-rotation configuration via the at least one flat portion of the pin port and the at least one corresponding flat portion of the narrow end, and wherein the bushing and the pin passage are keyed in an anti-rotation configuration.
5 more elements
Dependencies are inferred from the claim text.