Apparatus for applying foam material to a substrate

Details Apparatus for applying foam material to a substrate Apparatus for applying foam material to a substrate

2006-01-03

2006-01-03

Scherbel, David A. (Department: 3752)

Fluid sprinkling, spraying, and diffusing

Distributor continuously moves relative to support during...

Compound motion of distributor or terminal member about...

C239S001000, C239S067000, C239S069000, C239S264000, C239S750000, C239S752000, C239S754000, C118S305000, C118S323000

Reexamination Certificate

active

06981657

ABSTRACT:
A method and apparatus for depositing a layer of foamed plastic material on a roof surface and along a path thereon comprises controlling the movement of a spray applicator along the path such that the rate of movement of the applicator varies for a layer of foamed plastic material deposited on the roof surface to slope relative thereto along the path.

REFERENCES:
patent: 3548453 (1970-12-01), Garis
patent: 3991842 (1976-11-01), Larsen
patent: 4087296 (1978-05-01), Hooker
patent: 4093411 (1978-06-01), Lee
patent: 4209557 (1980-06-01), Edwards
patent: 4333973 (1982-06-01), Bellafiore et al.
patent: 5011078 (1991-04-01), Eisterhold
patent: 6024147 (2000-02-01), Hunter, Jr.
patent: 6036123 (2000-03-01), West
patent: 6126766 (2000-10-01), Hunter, Jr.
patent: 6358344 (2002-03-01), Hunter, Jr.
patent: 6416854 (2002-07-01), Hunter, Jr.

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