Patent · US Expired

Video projector and mounting structure

US4245256A · kind A · utility

20Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 13, 1979
Grant dateJan 13, 1981
Priority date
Expiry dateSep 13, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2005/7483
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A color video projector as disclosed which includes a cabinet having a depressed top deck, and a mirror carrying L-shape mounting board pivotally carried by a pair of slidably movable arms, guide grooves on the side edges of said top deck and guide pins protruding from the mounting board ride in the guide grooves during withdrawal of the mounting board. The board can only be rocked to its upright position when the arms are fully extended and can only be rocked back to its original position when the arms are fully extended and from which position the mounting board can be pushed back into the cabinet with the mirror above the top deck.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.