CA2008200A1 - Method and apparatus for monitoring towed vehicles - Google Patents

Method and apparatus for monitoring towed vehicles

Info

Publication number
CA2008200A1
CA2008200A1 CA002008200A CA2008200A CA2008200A1 CA 2008200 A1 CA2008200 A1 CA 2008200A1 CA 002008200 A CA002008200 A CA 002008200A CA 2008200 A CA2008200 A CA 2008200A CA 2008200 A1 CA2008200 A1 CA 2008200A1
Authority
CA
Canada
Prior art keywords
rods
vehicle
towed
tow vehicle
enlarged
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.)
Abandoned
Application number
CA002008200A
Other languages
English (en)
French (fr)
Inventor
Richard Parent
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 CA002008200A priority Critical patent/CA2008200A1/en
Priority to PCT/CA1991/000016 priority patent/WO1991010580A1/en
Priority to DE19914190068 priority patent/DE4190068T/de
Priority to CA002073863A priority patent/CA2073863C/en
Priority to AU70612/91A priority patent/AU7061291A/en
Publication of CA2008200A1 publication Critical patent/CA2008200A1/en
Priority to GB9215194A priority patent/GB2260110B/en
Priority to US07/947,372 priority patent/US5274432A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60D—VEHICLE CONNECTIONS
    • B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
    • B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
    • B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
  • Liquid Crystal (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
CA002008200A 1990-01-19 1990-01-19 Method and apparatus for monitoring towed vehicles Abandoned CA2008200A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CA002008200A CA2008200A1 (en) 1990-01-19 1990-01-19 Method and apparatus for monitoring towed vehicles
PCT/CA1991/000016 WO1991010580A1 (en) 1990-01-19 1991-01-18 Tow vehicle alignment method and apparatus
DE19914190068 DE4190068T (enrdf_load_stackoverflow) 1990-01-19 1991-01-18
CA002073863A CA2073863C (en) 1990-01-19 1991-01-18 Tow vehicle alignment method and apparatus
AU70612/91A AU7061291A (en) 1990-01-19 1991-01-18 Tow vehicle alignment method and apparatus
GB9215194A GB2260110B (en) 1990-01-19 1992-07-17 Tow vehicle alignment method and apparatus
US07/947,372 US5274432A (en) 1990-01-19 1992-09-18 Tow vehicle alignment method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002008200A CA2008200A1 (en) 1990-01-19 1990-01-19 Method and apparatus for monitoring towed vehicles

Publications (1)

Publication Number Publication Date
CA2008200A1 true CA2008200A1 (en) 1991-07-19

Family

ID=4144077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002008200A Abandoned CA2008200A1 (en) 1990-01-19 1990-01-19 Method and apparatus for monitoring towed vehicles

Country Status (5)

Country Link
AU (1) AU7061291A (enrdf_load_stackoverflow)
CA (1) CA2008200A1 (enrdf_load_stackoverflow)
DE (1) DE4190068T (enrdf_load_stackoverflow)
GB (1) GB2260110B (enrdf_load_stackoverflow)
WO (1) WO1991010580A1 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2504986C (en) * 2005-04-14 2010-04-13 Ortwin W. Groh Hitch alignment device
US11648999B1 (en) * 2021-11-24 2023-05-16 Stephen A. Delmar Tandem slide rule
CN117416356B (zh) * 2023-12-18 2024-03-08 自行科技(武汉)有限公司 电子后视镜辅助拖车上挂方法及系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1576793A (en) * 1925-04-25 1926-03-16 Sadler Luther Rear-vision mirror
US2091028A (en) * 1936-12-02 1937-08-24 Philip G Darling Indicator device
US3670423A (en) * 1970-01-06 1972-06-20 Don Leber Vehicle backing guidance device
GB2085382B (en) * 1980-10-15 1984-02-22 Brierley David Improvements in reversing mirror for road vehicles
US4645315A (en) * 1985-11-15 1987-02-24 Joseph Morgavo Trailing distance and safe passing indicator for trailer
GB9103485D0 (en) * 1991-02-20 1991-04-10 Spalding Gordon D Improvements in trailers

Also Published As

Publication number Publication date
DE4190068T (enrdf_load_stackoverflow) 1992-12-10
GB2260110B (en) 1994-03-09
AU7061291A (en) 1991-08-05
GB2260110A (en) 1993-04-07
WO1991010580A1 (en) 1991-07-25
GB9215194D0 (en) 1992-12-16

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Legal Events

Date Code Title Description
FZDE Discontinued