Tube packing sheet with spaced support surfaces

Details Tube packing sheet with spaced support surfaces Tube packing sheet with spaced support surfaces

1982-04-26

1984-01-24

Thibodeau, Paul J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including variation in thickness

206419, 428174, 428179, B32B 302, B32B 326

Patent

active

044277300

ABSTRACT:
YA molded sheet of the single layer type for packing at least two directly superimposed layers of fluorescent light tubes comprising upwardly directed contours including longitudinally spaced apart tube cradling surfaces for each tube and longitudinally extending narrow tube separating ribs for a plurality of tubes in an upper layer, and downwardly directed contours including a series of flat support surfaces to hold the rest of the sheet elevated thereabove to facilitate drying of the damp sheet during manufacture, the series of support surfaces being dimensioned and arranged to contact the upper part of the same number of tubes in a lower layer and resist lateral shifting of the upper layer of tubes with respect to the lower layer of tubes.

REFERENCES:
patent: D143042 (1945-11-01), Shepard
patent: D217541 (1970-05-01), Vigue
patent: 2564729 (1951-08-01), Shepard
patent: 2568769 (1951-09-01), Shepard
patent: 2984345 (1961-05-01), Emery
patent: 3135445 (1964-06-01), Reifers
patent: 3223234 (1965-12-01), Weiss
patent: 3608706 (1971-09-01), Vigue

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