GB489163A - Improvements in tractor trailer coupling devices - Google Patents

Improvements in tractor trailer coupling devices

Info

Publication number
GB489163A
GB489163A GB3151536A GB3151536A GB489163A GB 489163 A GB489163 A GB 489163A GB 3151536 A GB3151536 A GB 3151536A GB 3151536 A GB3151536 A GB 3151536A GB 489163 A GB489163 A GB 489163A
Authority
GB
United Kingdom
Prior art keywords
bar
trailer
tractor
axle
coupling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3151536A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB3151536A priority Critical patent/GB489163A/en
Publication of GB489163A publication Critical patent/GB489163A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D13/00Steering specially adapted for trailers
    • B62D13/06Steering specially adapted for trailers for backing a normally drawn trailer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Agricultural Machines (AREA)

Abstract

489,163. Vehicle couplings. FOULGER, A. E. Dec. 18, 1936, No. 31515. [Class 103 (v)] In a tractor-trailer coupling of the kind in which a draw-bar 3 is adapted for pivotal connection to a single-axle trailer at two alternative points, one in advance of the axle x for forward movement of the combination and one to the rear of the axle for reverse movement, the draw-bar is connected to the tractor A so as to be capable of swivelling about an horizontal axis and permitting the trailer to accommodate itself to road inequalities, while the coupling pins 6, 6a which connect the bar 3 to the trailer are adapted for operation by the driver of the tractor. As shown the trailer frame 2 comprises two arc-shaped transverse bars 2a, 2c apertured at their midpoints for the reception of the coupling pins 6, 6a, which are respectively connected by bell-cranks 7, 7a to a common operating rod 9, in such a way that only one pin can be in coupling position at a time. At its forward end the bar 3 is provided with a pair of spaced arms 3a, 3b which are connected to a rotatable cross-bar 5 on the tractor A.
GB3151536A 1936-12-18 1936-12-18 Improvements in tractor trailer coupling devices Expired GB489163A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3151536A GB489163A (en) 1936-12-18 1936-12-18 Improvements in tractor trailer coupling devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3151536A GB489163A (en) 1936-12-18 1936-12-18 Improvements in tractor trailer coupling devices

Publications (1)

Publication Number Publication Date
GB489163A true GB489163A (en) 1938-07-18

Family

ID=10324230

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3151536A Expired GB489163A (en) 1936-12-18 1936-12-18 Improvements in tractor trailer coupling devices

Country Status (1)

Country Link
GB (1) GB489163A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635494A (en) * 1970-02-05 1972-01-18 Int Harvester Co Dial hitch lock for swingable trailer tongue
CN114572098A (en) * 2022-03-15 2022-06-03 菏泽市公路规划设计院 Bridge transport vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635494A (en) * 1970-02-05 1972-01-18 Int Harvester Co Dial hitch lock for swingable trailer tongue
CN114572098A (en) * 2022-03-15 2022-06-03 菏泽市公路规划设计院 Bridge transport vehicle

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