Measuring and testing – Instrument casing
Patent
1991-12-30
1993-09-07
Raevis, Robert
Measuring and testing
Instrument casing
403330, G01D 1124
Patent
active
052418600
ABSTRACT:
This invention relates to an improvement in the structure of a note inspecting device and in particular to one including an upper body provided with a protuberance at two ends of both sides, a lower body provided with a vertical groove and a L-shaped groove at both sides and a slot below the vertical groove, and two retainers each having an engaging portion at a lower end, a press plate at an upper end, and a recess just below the press plate, whereby the upper body and the lower body may be firmly connected together and may be dismantled from each other without using a tool.
REFERENCES:
patent: 3253310 (1966-05-01), McCarthy
patent: 3596942 (1971-08-01), Zoebelein
patent: 3864050 (1975-02-01), Thomas
patent: 4880096 (1989-11-01), Kobayashi et al.
Lei Alfred
Raevis Robert
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