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US 3,945,714 AGranted
Reflector for photoelectronic equipment
AssigneeErwin Sick GmbH Optik-Electronik
InventorArthur A. W. Walter
Life of this patent
Estimating the term…
Abstract
A reflector apparatus is disclosed for use in photoelectric applications. A housing is provided having an opening to accommodate a reflective element. A transparent plate is placed over the opening, with a sealing element interposed between the plate and the housing. Spring clips are provided to force the plate and housing together to effect a sealed reflector assembly.
Claims14
A reflector apparatus for use with photoelectronic equipment, said apparatus comprising:
- a. a housing defining an opening in one side thereof and having a flanged portion about at least a portion of its periphery;
- b. at least one reflective element positioned in said housing and having a reflective surface disposed toward said opening;
- c. a transparent member positionable over said opening;
- d. a relatively soft resilient sealing member interposed between said housing and said transparent member and being peripherally disposed with respect to said opening, and
- e. at least one substantially U-shaped spring clip separate from said sealing member and engageable for extending around said flanged portion of said housing, said transparent member and said sealing member for demountably compressing said transparent member and said sealing member against said housing to form a sealable unit.
2 more elements
A reflector apparatus for use with photoelectronic equipment, said apparatus comprising:
- a. a generally rectangular shaped housing defining an opening in one side thereof, and defining threaded holes positioned along its shorter sides;
- b. at least one reflective element positioned in said housing and having a reflective surface disposed toward said opening;
- c. a transparent member positionable over said opening;
- d. a sealing member interposed between said housing and said transparent member and being peripherally disposed with respect to said opening;
- and,
- e. a plurality of spring clips disposed only along the longer sides of said housing, and being engageable with said housing and said transparent member for demountably locking said transparent member and said sealing member against said housing to form a sealable unit.
3 more elements
Dependencies are inferred from the claim text.