Invention Grant
- Patent Title: Self-aligning trailer
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Application No.: US15033861Application Date: 2013-12-04
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Publication No.: US09751575B2Publication Date: 2017-09-05
- Inventor: Calvin L. Stegemoeller
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agency: McAfee & Taft A Professional Corporation
- International Application: PCT/US2013/073108 WO 20131204
- International Announcement: WO2015/084341 WO 20150611
- Main IPC: B62D53/08
- IPC: B62D53/08 ; B60D1/01 ; B60D1/14 ; B60D1/24
Abstract:
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.
Public/Granted literature
- US20160280291A1 SELF-ALIGNING TRAILER Public/Granted day:2016-09-29
Information query
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