Tilting angle adjusting device for use in a projector

Details Tilting angle adjusting device for use in a projector Tilting angle adjusting device for use in a projector

1995-10-23

1998-06-09

Braun, Leslie A.

Supports

Stand

Understructure

248649, F16M 1124

Patent

active

057623031

ABSTRACT:
The tilting angle adjusting device comprises a leg provided with a supporting portion, a guide portion with a guide groove and a supporting shaft a plurality of supporting grooves; an adjusting member including a lug and a supporting piece; and a first and a second compressive springs. In such a projector incorporating therein the inventive tilting angle adjusting device, the tilting angle is adjusted by the flanking prongs of the supporting piece of the adjusting member on the supporting grooves.

REFERENCES:
patent: 2302134 (1942-11-01), McNabb
patent: 2742307 (1956-04-01), Elsner
patent: 3100099 (1963-08-01), Schaefer
patent: 3131505 (1964-05-01), Cruikshank
patent: 3575288 (1971-04-01), Bracken
patent: 3938798 (1976-02-01), Solie et al.

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