Fifth wheel rollback trailer
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0350675
(1999-07-12)
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발명자
/ 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
5 인용 특허 :
4 |
초록
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The invention is a fifth wheel rollback trailer consisting of three basic parts, a fifth wheel pull frame, a tilt frame, and a slide frame. The tilt frame is mounted on the pull frame above the axle and is tilted by a hydraulic cylinder. The slide frame is moved by a hydraulic cylinder fastened to t
The invention is a fifth wheel rollback trailer consisting of three basic parts, a fifth wheel pull frame, a tilt frame, and a slide frame. The tilt frame is mounted on the pull frame above the axle and is tilted by a hydraulic cylinder. The slide frame is moved by a hydraulic cylinder fastened to the tilt frame.
대표청구항
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[ What is claimed is:] [1.] A fifth wheel rollback trailer consisting of:a pull frame having a front end, a back end, side frames, outside edges and an underside, a cross plate and an end plate fastened between said side frames,a pair of hinges mounted on said pull frame back end, one hinge on each
[ What is claimed is:] [1.] A fifth wheel rollback trailer consisting of:a pull frame having a front end, a back end, side frames, outside edges and an underside, a cross plate and an end plate fastened between said side frames,a pair of hinges mounted on said pull frame back end, one hinge on each of said side frames of said pull frame,a wheel assembly including an axle, a plurality of wheels, and a pair of leaf springs, said wheel assembly being suspended from said pull frame underside by said leaf springs, directly beneath said pair of hinges,a short lever arm and a long lever arm being pivotally mounted on each of said side frames, opposite each other, and having a rotatable bearing pivotally mounted on each of said long lever arms, each of said bearings having a "U" shaped bracket mounted thereon,a hydraulic cylinder having a first end pivotally mounted on each of said short lever arms and a second end pivotally mounted on said pull frame cross plate,a tilt frame having a back end and having opposite sides mounted parallel to each other, each of said sides having a top surface, said tilt frame being pivotally fastened to said pull frame on said pair of hinges mounted on said pull frame,a slide frame having a back end and having opposite sides mounted parallel to each other, each of said sides having a top surface and a bottom surface, said slide being slidably movable on said tilt frame top surfaces, said slide frame having a flat deck fastened to said sides top surface, anda hydraulic cylinder pivotally attached to said slide frame back end at a first end and pivotally attached to said tilt frame back end at a second end.
이 특허에 인용된 특허 (4)
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Newhard Robert H. (1230 16th St. ; North St. Petersburg FL 33705), Car carrier having a sliding and tilting platform.
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Swanner Melvin B. (215 N. Montgomery Sherman TX 75090), Lever-operated pivoting-bed trailer.
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Winter Charles M. (2580 W. Philadelphia St. York PA 17404), Transport truck for vehicles.
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Eischen Edwin E. (1705 - 12th St. Eldora IA 50627), Vehicle carrier.
이 특허를 인용한 특허 (5)
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Quenzi,Philip J; Jenney,Richard W, Cargo trailer.
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Kuriakose,Sanjeev, Deck assembly for transporter vehicle.
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Quenzi, Philip J.; Jenney, Richard W., Fifth wheel trailer with adjustable deck.
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Jaeger, David; Nespor, Ronald, Low center of gravity carrier.
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Jaeger, David; Nespor, Ronald B, Low center of gravity carrier.
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