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US 8,616,168 B2Granted
Alignment device for use with a tappet
AssigneeKoyo Bearings USA LLC
InventorsAnthony P. Copper, James Darren Tedder
Life of this patent
Estimating the term…
Abstract
A tappet (10) is movable along an axis. The tappet (10) includes a skirt defining an opening (18) and an alignment device (22) positioned at least partially within the opening (18). The alignment device (22) has a generally T-shaped cross-sectional shape when taken through a plane substantially parallel to the axis and has a non-T-shaped cross-sectional shape when taken through a plane substantially perpendicular to the axis.
Claims20
A tappet movable along an axis, the tappet comprising:
- a skirt defining an opening;
- an alignment device positioned at least partially within the opening, the alignment device having a head portion, a stem portion and a generally T-shaped cross-sectional shape when taken through a plane substantially parallel to the axis and having a non-T-shaped cross-sectional shape when taken through a plane substantially perpendicular to the axis;
- and
- wherein the width of the stem portion is the same as the width of the head portion at an interface between the stem portion and the head portion when viewed in a cross-section taken through a plane perpendicular to the axis.
1 more element
A tappet movable along an axis, the tappet comprising:
- a skirt defining a generally cylindrical outer surface, an opening, and a flat formed in the outer surface adjacent the opening;
- and
- an alignment device positioned at least partially within the opening, the alignment device including a stem portion, and a head portion;
- wherein the width of the stem portion is the same as the width of the head portion at an interface between the stem portion and the head portion when viewed in a cross-section taken through a plane perpendicular to the axis.
1 more element
Dependencies are inferred from the claim text.