Supports – Supporting base – Including attachment or holder for article
Patent
1979-04-30
1981-03-10
Foss, J. Franklin
Supports
Supporting base
Including attachment or holder for article
248357, A47B 9100
Patent
active
042549272
ABSTRACT:
A plate for providing a jacking pad for trailer and camper jacks is disclosed which includes a square plate. Plate reinforcing flanges integral with the square plate are provided to distribute loading and prevent plate breakage from occurring. These same plate reinforcing flanges are routed so as to provide capture points for preventing sliding of three common types of trailer jacks; these jacks including a square base jack, a pivot point jack and a trailer third wheel. Serendipitiously, routing of the jack capturing flangeways is provided so as to resist lines of breakage that might otherwise occur.
REFERENCES:
patent: 2929601 (1960-03-01), Anderson
patent: 2931463 (1960-04-01), Stansbury
patent: 4048776 (1977-09-01), Sato
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