Rung lock and latch assembly for an extension ladder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5429207
SERIAL NO

08197745

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A rung lock frame and a mechanical latching structural assembly for selectively releasably locking and releasably and augmentally latching a pair of adjacently positioned rungs of relatively slidable ladder sections of an extension ladder, the rung lock frame and latching structure including guide rib and inclined ramp arrangement to permit ready movement of said latching structure into and out of augmental latching position on the rung lock frame.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
LOUISVILLE LADDER INC7765 NATIONAL TURNPIKE UNIT 190 LOUISVILLE KY 40214

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frank, William H Anchorage, KY 2 20
Wallick, Jr Claude R Louisville, KY 9 74

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