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US 2012/0060789 A1Published application
Piston apparatus for engine
AssigneeHyundai Motor Company
InventorsJeyong Yun, Byungcheol Lee
Life of this patent
Estimating the term…
Abstract
A piston apparatus for an engine, may include a piston pin inserted in a smaller end portion of a connecting rod and having a cross-section changing portion where a cross section changes at a portion of the piston pin, and a fixing member engaging the connecting rod and a piston through the cross-section changing portion to restrain longitudinal movement of the piston pin with respect to the connecting rod.
Claims17
A piston apparatus for an engine, comprising:
- a piston pin inserted in a smaller end portion of a connecting rod and having a cross-section changing portion where a cross section changes at a portion of the piston pin;
- and
- a fixing member engaging the connecting rod and a piston through the cross-section changing portion to restrain longitudinal movement of the piston pin with respect to the connecting rod.
A piston apparatus for an engine, comprising:
- a piston;
- a connecting rod rotatably combined with the piston;
- a piston pin rotatably combined with the connecting rod at the center thereof and having both ends rotatably connected to the piston;
- and
- a fixing member fixing the connecting rod and the piston pin such that the piston pin is allowed to rotate with respect to the connecting rod and prevented from moving straight in the longitudinal direction.
2 more elements
Dependencies are inferred from the claim text.