Stock material or miscellaneous articles – Structurally defined web or sheet – Including variation in thickness
Patent
1991-06-28
1992-07-21
Cannon, James C.
Stock material or miscellaneous articles
Structurally defined web or sheet
Including variation in thickness
206329, 206332, 206523, 2065246, 428131, 428138, 428170, 428171, 428218, 428220, 428288, 4283105, 4283115, 4283142, 428219, 428906, B32B 312, B32B 514, B32B 518, B65D 7302
Patent
active
051321602
ABSTRACT:
A carrier tape comprising a strip of flexible material having a series of spaced pockets and a predetermined thickness, the size of the pockets and the predetermined thickness being adapted to receive a component between the major surfaces of said strip. In a preferred embodiment the pockets have at least a substantially closed base portion which lies between the major surfaces of the strip. The strip of flexible material comprises a layer of nonwoven thermoplastic polymeric fiber adhered together and has in the range of 20 to 70 percent air filled open spaces between the fibers. The strip of flexible material may also be composed of a thermoplastic foam.
REFERENCES:
patent: 4103058 (1978-07-01), Humlicek
patent: 4298120 (1981-11-01), Kaneko
patent: 4406367 (1983-09-01), Bouwknegt
patent: 4657137 (1987-04-01), Johnson
patent: 4681801 (1987-07-01), Eian
patent: 4724958 (1988-02-01), Kaneko
patent: 4736841 (1988-04-01), Kaneko
patent: 4760916 (1988-08-01), Kaneko et al.
patent: 5007534 (1991-04-01), Tamaki et al.
Cannon James C.
Griswold Gary L.
Huebsch William L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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