Spring unit assembly

Details Spring unit assembly Spring unit assembly

1995-03-29

1997-02-18

Johnson, Linda

Package making

With contents treating

Reshaping

531385, 53526, 53553, B65B 902, B65B 6124

Patent

active

RE0354538

ABSTRACT:
Apparatus for encapsulating spring units (38-40) is disclosed. The apparatus comprises a device (13) for inserting a spring unit between a pair of webs (16), a device (26) for tightening or tensioning the webs about the spring unit, and a securing device for securing the webs together in close proximity to the compressed spring unit to encapsulate same. A method for encapsulating spring units is also disclosed.

REFERENCES:
patent: 1813993 (1931-07-01), Gail
patent: 1994043 (1935-03-01), Lofman et al.
patent: 2430098 (1947-11-01), Binch
patent: 2983236 (1961-05-01), Thompson
patent: 3668816 (1972-06-01), Thompson
patent: 4377061 (1983-03-01), Olson et al.
patent: 4439977 (1984-04-01), Stumpf
patent: 4800707 (1989-01-01), Rabus
patent: 4854023 (1989-08-01), Stumpf

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