Demonstration mirror construction

Details Demonstration mirror construction Demonstration mirror construction

1991-08-12

1992-06-23

Arnold, Bruce Y.

Optical: systems and elements

Mirror

With support

359881, 248469, 248474, 434257, G02B 508, G02B 718

Patent

active

051248581

ABSTRACT:
A lightweight mirror demonstration device (10) for allowing the overhead remote viewing of a demonstration taking place on a table (100); wherein, the device (10) includes a mirror unit (11), a pair of transverse support units (12), and a pair of vertical support units (13) provided with clamp members (40) to grip the opposite edges of a table (100) to provide additional lateral support to the mirror demonstration device (10).

REFERENCES:
patent: 884512 (1908-04-01), Ma
patent: 1110973 (1914-09-01), Tischler
patent: 1584105 (1926-05-01), Lenz
patent: 1832248 (1929-06-01), Schrader
patent: 3148461 (1961-08-01), Johnson
patent: 3792917 (1974-02-01), Martinez
patent: 3970374 (1976-07-01), Copp
patent: 4138083 (1979-02-01), Spiegel
patent: 4605291 (1986-08-01), Jolly
patent: 4750811 (1988-06-01), Beyer
patent: 5015084 (1991-05-01), Kryder

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