Envelope gumbox friction brake and safety slip clutch

Details Envelope gumbox friction brake and safety slip clutch Envelope gumbox friction brake and safety slip clutch

1984-08-27

1985-10-08

Simmons, David

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work feeding or handling means

118258, B32B 100

Patent

active

045458464

ABSTRACT:
A friction brake and safety slip clutch is positioned between a gumbox and a hand operated pinion shaft used to raise and lower the gumbox into contact with sealant transfer rollers of an apparatus for applying sealant material to envelopes. The brake and clutch prevents the gumbox from falling from a raised elevation during rotation of the pinion shaft or after the elevation has been attained.

REFERENCES:
patent: 2589966 (1952-03-01), Rullo
patent: 2839025 (1958-06-01), Burke et al.

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