Tube construction for fastener profile strips

Details Tube construction for fastener profile strips Tube construction for fastener profile strips

1973-04-19

1976-03-23

Queisser, Richard C.

Pipes and tubular conduits

Flexible

138172, 150 3, 264 95, B65D 3330, F16L 1110

Patent

active

039454037

ABSTRACT:
A tube construction for providing releasably interlocking fastener strips to be attached to the surface of film for bags including an elongate thin plastic tube having a range of gauges from 0.0015 inch to 0.005 inch with at least six shaped plastic profiles projecting from the surface of the tube and integral therewith being formed by the same extrusion process with one-half of the number of profiles being female and the other half being male profiles, and the male and female profiles shaped and sized so as to be capable of releasably interlocking with each other and with the film between the profiles having a distance no greater than 2 inches, and said film being longitudinally severable between profiles to provide fastener strips for laminating onto the surface of a plastic film to be converted into reclosable plastic bags.

REFERENCES:
patent: 3380481 (1968-04-01), Kraus
patent: 3416199 (1968-12-01), Imamura
patent: 3462068 (1969-08-01), Suominen
patent: 3597795 (1971-08-01), Naito
patent: 3685562 (1972-08-01), Ausnit
patent: R26991 (1970-11-01), Luca

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