Printing – Rolling contact machines
Patent
1979-03-05
1981-07-07
Coven, Edward M.
Printing
Rolling contact machines
200 6169, B41F 500
Patent
active
042768276
ABSTRACT:
An operator safety device includes a plurality of covers for covering parts of a machine to protect an operator against contact with these parts when the machine is in operation. At least some of the covers are movable between a closed position where the covers do not cover these parts and the latter are readily accessible and constitute a danger of accidents. A switch is operable for shutting down the machine when at least one of the covers moves from the closed into the open position. A linkage connects the covers with the switch for actuating the latter whenever at least one of the covers moves from the closed into the open position.
REFERENCES:
patent: 2568002 (1951-09-01), Hart et al.
patent: 3151224 (1964-09-01), Colucci
patent: 3209634 (1965-10-01), Daniels
patent: 3428766 (1969-02-01), Kauffman
patent: 3543905 (1970-12-01), Albrile
patent: 3780242 (1973-12-01), Bendro
patent: 3881077 (1975-04-01), Piber
patent: 3899062 (1975-08-01), Ward
patent: 4002869 (1977-01-01), Tacetta et al.
Funke Mandred
Jentzsch Arndt
Johne Hans
Muller Wolfgang
Schmidt Lothar
Coven Edward M.
Striker Michael J.
VEB Polygraph Leipzig Kombinat fur Polygraphische Maschinen und
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