Optics: image projectors – Pointer
Patent
1975-09-30
1979-09-18
Stephan, Steven L.
Optics: image projectors
Pointer
273185A, 273185B, 352141, 353 82, 354 4, G03B 2114, A63B 6936, G03B 4100, G03B 708
Patent
active
041681150
ABSTRACT:
An indoor golf game to display scenes representing perspective views of any one of a plurality of different locations on any one of a plurality of different holes on a golf course. The system also includes a ball spot projector for projecting a spot of light on the projected scene in a manner to simulate the trajectory and diminishing appearance of a golf ball in flight.
REFERENCES:
patent: 2894753 (1959-07-01), Simjian
patent: 3072410 (1963-01-01), Simjian
patent: 3249007 (1966-05-01), Stauffer
patent: 3323414 (1967-06-01), Ritchie et al.
patent: 3540805 (1970-11-01), Mortensen
Gretzky Anthony J.
Pratt Goodrich B.
Russell Jack A.
Brunswick Corporation
Heimovics John G.
Stephan Steven L.
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