Rotary engaging lens and mount assemblage
AssigneeEastman Kodak Company
InventorsAnthony DiRisio, Joel S. Lawther
Life of this patent
Estimating the term…
Abstract
A rotary securing lens and mount assemblage has a lens and a mount for the lens which are secured to one another when the lens is rotated relative to the mount. The lens includes at least one cutting edge which is shaped to cut into the mount in order for the lens and the mount to become mutually engaged to be secured to one another when the lens is rotated.
Claims11
A rotary securing lens and mount assemblage comprising a lens which has a central imaging portion and a circular rim portion with several engaging portions, and a mount for said lens having several engageable portions equal in number to said engaging portions to engage with the respective engaging portions when said lens is rotated relative to said mount, is characterized in that:
- said engaging portions and said engageable portions are mutually constructed to allow said engaging portions to cut into the respective engageable portions in order for said engaging portions to become engaged with the respective engageable portions when said lens is rotated relative to said mount.
A method of securing together a mount having several engageable portions and a lens which has a central imaging portion and a circular rim portion with several projecting cutting edges that are equal in number to the engageable portions to cut into the respective engageable portions to secure the lens to the mount when the lens is rotated relative to the mount, said method comprising the steps:
- rotationally coupling a rotation tool with the lens;
- and
- rotating the tool to rotate the lens relative to the mount in order to cause the cutting edges to cut into the respective engageable portions of the mount.
Dependencies are inferred from the claim text.