Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1987-10-08
1989-01-31
Werner, David
Winding, tensioning, or guiding
Coil holder or support
Spool or core
B65H 7524
Patent
active
048011096
ABSTRACT:
The present invention relates to a roll core holding device equipped with a roll core release mechanism which can facilitate to automatically and certainly release the empty roll core from a rotary printing machine. The roll core holding device for each end of a roll core comprises a shifting means; a center member capable of shifting owing to the shifting motion of the shifting means and consisting of a base section and a shaft section protruded from the base section; a plurality of pawls capable of shifting along the shaft section of the center member, arranged so as to widen the space between the pawls as they are shifted toward the base section; an urging means for the pawls toward the top of the shaft section; and a stopper secured at the top of the shaft section of the center member.
REFERENCES:
patent: 3552673 (1971-01-01), Evers
patent: 3868067 (1975-02-01), Cadillon
patent: 4148844 (1979-04-01), Hehner
patent: 4149682 (1979-04-01), Gustafson et al.
patent: 4284251 (1981-08-01), Castillo
patent: 4285528 (1981-08-01), Neamtu
patent: 4469288 (1984-09-01), Pontes
patent: 4694559 (1987-09-01), Lundy et al.
Hatakeyama Tetsuo
Nagao Nobuaki
Uera Yoshinori
Kabushikigaisha Tokyo Kikai Seisakusho
Werner David
LandOfFree
Roll core holding device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Roll core holding device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Roll core holding device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-174430