Weed control block and weed control structure for block

Details Weed control block and weed control structure for block Weed control block and weed control structure for block

1998-06-02

2000-08-08

Jones, Deborah

Stock material or miscellaneous articles

Structurally defined web or sheet

Edge feature

428156, 52102, 521733, 52610, B32B 2302

Patent

active

06099942&

ABSTRACT:
A weed control apron block (10) laid on the boundary of a sidewalk. A step portion (113) is provided on the sidewalk-side upper end edge (111) of the weed control apron block (10). A member having a high thermal conductivity, e.g. an iron plate (20), is installed in the step portion (113). The iron plate (20) is a flat plate member extending over the entire longitudinal length of the step portion (113). A heating wire may be installed in the step portion (113).

REFERENCES:
patent: 2604023 (1952-07-01), Messiah
patent: 5395179 (1995-03-01), Kotani
patent: 5591465 (1997-01-01), Shields

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