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US 7,070,357 B2Granted
D-shaped slot having a relief
AssigneeEastman Kodak Company
InventorTroy A. Giese
Life of this patent
Estimating the term…
Abstract
A mechanical element having a slot adapted to receive a shaft. The slot comprises a circular portion; a planar portion; and two reliefs. Each relief is disposed intermediate the circular portion and the planar portion. In addition, each relief comprises a circular section and extends at least about 90 degrees. Each relief is coupled to the planar portion by a radius tangential to the planar portion.
Claims1
A mechanical element having a slot adapted to receive a D-shaped shaft, the slot comprising:
- a circular portion and a planar portion defining an area adapted to receive the D-shaped shaft;
- and
- two reliefs, each relief being disposed intermediate the circular portion and the planar portion, each relief comprising a circular section having a center point and a radius and extending at least about 90 degrees, each relief being coupled to the planar portion by a radius tangential to the planar portion wherein the corners of said D-shaped shaft do not contact the area inside the reliefs.
Dependencies are inferred from the claim text.