Retractable service ladder

Details Retractable service ladder Retractable service ladder

1977-10-14

1978-12-26

Peters, Jr., Joseph F.

Land vehicles

Wheeled

Attachment

B60R 302

Patent

active

041312937

ABSTRACT:
A stowable ladder for use on a combine is provided with a spring assisted overcentering linkage that will maintain the foldable ladder in either a deployed status or closed status until significant manual effort overcoming the spring loaded overcentering linkage is induced.

REFERENCES:
patent: 2967584 (1961-01-01), Westerlund
patent: 3554320 (1971-01-01), Eggert, Jr. et al.

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