Device for attaching a flexible covering element such as a piece

Details Device for attaching a flexible covering element such as a piece Device for attaching a flexible covering element such as a piece

1990-04-18

1991-05-14

Seidel, Richard K.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Carpet fasteners

16 8, 411392, A47G 2704

Patent

active

050143905

ABSTRACT:
The invention pertains to a device for attaching a flexible covering element such as a piece of carpeting or a mat to its support characterized in that, to prevent loosening, the device comprises tooth-shaped protuberances under a collar such that the teeth are inclined so as to slide in the tightening direction on the upper face of the piece to which the collar is applied and which becomes anchored in the surface when loosening occurs.

REFERENCES:
patent: 504133 (1893-08-01), Parkinson
patent: 3290983 (1966-12-01), Peterson
patent: 4762453 (1988-08-01), Decaro
patent: 4829627 (1989-05-01), Altus et al.
patent: 4917554 (1990-04-01), Bronn

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