Lap desk

Details Lap desk Lap desk

1983-06-10

1985-08-27

Kimlin, Edward

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 70, 156223, 156292, 156297, 1563031, 156313, 156216, 248444, 428 12, B32B 300, B29H 704, B29C 1704, A47B 9704

Patent

active

045376468

ABSTRACT:
Process for forming and securing a polymeric sheet onto a planer board, process for making a lap desk, a die apparatus used in the process, and the laminated board product. The process includes the steps of gluing an oversize sheet onto the board and drawing the board through a heated die to bend the edges of the sheet onto the periphery of the board. The lap desk is formed by gluing a bag to the periphery of the board, filling the bag with stuffing, and drawing the sheet, board and stuffed bag through the die to laminate the sheet to the board. The die apparatus includes a frame to hold the assembly as it is drawn through the die, and a press for pushing the assembly through the die.

REFERENCES:
patent: 2808099 (1957-10-01), Silverman
patent: 3068138 (1962-12-01), Friedman
patent: 3089536 (1963-05-01), Bolles et al.
patent: 3147172 (1964-09-01), Wesa et al.
patent: 3270394 (1966-09-01), Marsh et al.
patent: 3527632 (1970-09-01), Holes et al.
patent: 3629033 (1971-12-01), Carter et al.
patent: 3977932 (1976-08-01), Fries et al.

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