Stepladder assembly

Details Stepladder assembly Stepladder assembly

1987-03-04

1988-03-15

Machado, Reinaldo P.

Fire escape, ladder, or scaffold

Ladder

With reinforcing means

182220, 182228, E06C 708, E06C 710

Patent

active

047307013

ABSTRACT:
A stepladder assembly has step assemblies mounted to its front rails using a bracket at each end of each step. Each bracket has truss anchor pocket means therein. Each truss rod is headed at both ends. The brackets are pre-assembled with a truss rod to a step before mounting the step to the rails. The truss anchor pocket in each bracket receives and abuttingly retains one of the truss rod heads. The brackets are riveted to the steps and to the rails.

REFERENCES:
patent: 1401470 (1921-12-01), Heider
patent: 1459918 (1923-06-01), McGaw
patent: 1501977 (1924-07-01), Weaver
patent: 1575689 (1926-03-01), Kalgren
patent: 1722534 (1929-07-01), Monjar
patent: 1838796 (1931-12-01), Tingleaf
patent: 1926885 (1933-09-01), Rich
patent: 1949076 (1934-02-01), Kalgren
patent: 1961781 (1934-06-01), Reagle

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