Self-locking coupling nut for electrical connectors

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4407529
SERIAL NO

06209429

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A self-locking coupling nut (14) includes a nut surrounding a first shell (12) for threaded engagement with a second shell (66) to secure the shells in mating engagement. A plurality of balls (52) mounted in the nut are initially engaged with a ball receiving surface (24) on the first shell, and upon threaded engagement between the nut and second ball are cammed outwardly into ball receiving grooves (32) to secure the nut against inadvertent disengagement from the second ball. Outward movement of the balls cams a spring (56) outwardly to provide visual and tactile proof of the locked condition of the self-locking coupling nut. Threaded engagement of the nut with the second shell also compresses a spring between a thrust ring (20) on the first shell and a retaining ring (44) on the nut.

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Patent Owner(s)

Patent OwnerAddress
ELECSYS INCORPORATED8800 ALLEN ROAD PEORIA IL 61615

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Holman, Howard E Fort Worth, TX 3 166

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