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  1. Technology classes
  2. /B · Performing operations
  3. /B60 · Vehicles in general
  4. /B60D · Vehicle connections
  5. /B60D 1/00 · Traction couplings
  6. /B60D 1/48 · Traction couplings: characterised by the mounting
  7. /B60D 1/54 · Collapsible or retractable when not in use
  8. /B60D 2001/542 · Characterised by the number of pivot axes
  9. /B60D 2001/546
B60D 2001/546

Two pivot axes

Official title: {Two pivot axes}

B60D2001/546 (Two pivot axes) appears on 26 US grants and 21 published applications in this corpus.

Search patents in B60D

Where it sits

  1. BPerforming operations
  2. B60Vehicles in general
  3. B60DVehicle connections
  4. B60D 1/00Traction couplings
  5. B60D 1/48Traction couplings: characterised by the mounting
  6. B60D 1/54Collapsible or retractable when not in use
  7. B60D 2001/542Characterised by the number of pivot axes
  8. B60D 2001/546Two pivot axes
Granted patents
26
Published applications
21
Assignees
8
Inventors
38
Latest grant
17 Mar 2026

Filings by year

Granted patentsPublished applications
B60D 2001/546: granted patents and published applications per publication year
YearGranted patentsPublished applications
199520
199600
199700
199810
199900
200000
200100
200210
200332
200411
200511
200601
200702
200831
200911
201002
201111
201211
201311
201420
201511
201600
201721
201801
201911
202010
202100
202201
202301
202411
202510
202610

1995200520152026

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

  • Rotating trailer hitch arm17 Mar 2026US 12,576,678 B2
  • Shopping cart coupling system for motorized scooters26 Aug 2025US 12,397,596 B1
  • Drop deck trailer27 Feb 2024US 11,912,085 B2
  • Pivotal tow bar assembly17 Mar 2020US 10,589,582 B2
  • Quick hitch mount5 Nov 2019US 10,464,496 B2Multicraft Ventures, LLC
  • Rotating Trailer Hitch Arm1 Aug 2024US 2024/0253407 A1
  • Drop deck trailer22 Jun 2023US 2023/0191866 A1
  • Tow Bar for Scooter3 Nov 2022US 2022/0348048 A1
  • Pivotal tow bar assembly25 Jul 2019US 2019/0225036 A1NSA RV Products Inc.
  • Quick hitch mount22 Nov 2018US 2018/0333998 A1Multicraft Ventures, LLC

Most cited

By later US patents
  • Sulky for self-propelled lawn mower62US 5,413,364 A1995
  • Tow bar apparatus33US 6,764,092 B12004
  • Trailer hitch29US 7,425,014 B12008
  • Bicycle trailer hitch assembly and bicycle trailer incorporating same25US 5,470,088 A1995
  • Tow bar apparatus21US 6,502,847 B12003

Top assignees

Documents
  • HHÜBNER GmbH & Co.KG2
  • IAInter-American Vanguard Corporation2
  • JHJ.H. Fletcher & Co.2
  • LILohr Industrie2
  • MVMulticraft Ventures, LLC2
  • SISchulte Industries Ltd.2
  • AEAutomatic Equipment Manufacturing Company1
  • NRNSA RV Products Inc.1

Often classified with

  • B62DMotor vehicles16
  • Y10TTechnical subjects covered by former us classification3
  • B60GVehicle suspension arrangements2
  • B60PVehicles adapted for load transportation or to transport, to carry, or to2
  • B60RVehicle fittings and parts2
  • B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided2
  • B60TVehicle brake control systems or parts thereof2
  • B61GCouplings2
  • B62BHand-propelled vehicles2
  • B62KCycles2

Documents that also carry the other class.

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