Self-aligning trailer

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United States of America Patent

PATENT NO 9751575
SERIAL NO

15033861

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A trailer hitch assembly and method characterized by having a hitch arm pivotally attached to a trailer such that when the hitch arm is placed in an unlocked position the hitch arm can pivot and when the hitch arm is placed in a locked position it is prevented from rotating.

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First Claim

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Stegemoeller, Calvin L Duncan, US 63 1928

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