Geometrical instruments – Area integrators – Electrical
Patent
1979-04-05
1981-04-21
Martin, Jr., William D.
Geometrical instruments
Area integrators
Electrical
101333, B41K 100
Patent
active
042624266
ABSTRACT:
A marker assembly for microscope includes a mounting shaft on the free end of which is detachably connected a marking member having a marking piece. A support member defines a chamber within which to receive the shaft in a displaceable manner. The support member can be mounted on the outer periphery of an objective barrel of the microscope, and an operating rod secured to the shaft cooperates with a guide groove or slot to cause a movement of the shaft so that the marking piece may be moved to a marking position and/or inking position.
REFERENCES:
patent: 1424941 (1922-08-01), Pirwitz
patent: 2364497 (1944-12-01), Wahnish et al.
patent: 2730811 (1956-01-01), Gouldsmith, Jr.
patent: 2934829 (1960-05-01), Bohn
patent: 3075294 (1963-01-01), Strecker
patent: 3153860 (1964-10-01), Sidlauskas
patent: 4070967 (1978-01-01), Schlau et al.
Martin, Jr. William D.
Olympus Optical Company Ltd.
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