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The ornamental design for an anti-jackknife unit for a trailer fifth wheel, as shown. |
FIG. 1 is a front elevational view of the anti-jackknife unit for a trailer fifth wheel showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
5456483, | May 05 1994 | Anti-jackknife apparatus for tractor to trailer connections | |
7703790, | Apr 27 2007 | SUREGRIP, INC | Anti-jackknifing tractor trailer system |
D296098, | Jun 17 1985 | Motorola, Inc. | Microphone or similar article |
Patent | Priority | Assignee | Title |
4720118, | Feb 26 1986 | Anti-jackknifing apparatus for a semitrailer rig | |
4790556, | Jul 25 1985 | MARKQUART, LEROY E | Anti-jackknifing apparatus |
4934727, | Jul 25 1985 | MARKQUART, LEROY E | Anti jackknifing control system, apparatus and method |
4986560, | Apr 18 1989 | Anti-jackknifing device for articulated road vehicles |
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