R55 Revision Informal Group (R55) reports to GRRF
11 Jan 2013 1998 type approval standard (German language) for mechanical couplings R55-03-13
11 Jan 2013 Trade-off evaluation: V versus Dc values (VBG) R55-03-14
11 Jan 2013 Article: TÜV mounting test not required for all C&T carriers R55-03-11
11 Jan 2013 Type-approval technical requirements: Devices for road vehicle connections R55-03-12
11 Jan 2013 Test report on a bicycle carrier for installation on a trailer hitch R55-03-10
11 Jan 2013 Guidelines on the use of rear-mounted carrier systems for passenger cars and mobile homes R55-03-09
11 Jan 2013 Official Journal of the European Union: Hand lever clearance: revised drawing R55-03-08
11 Jan 2013 On the definition of a rigid drawbar (VBG) R55-03-06
11 Jan 2013 On the definition of a rigid drawbar as an integral part of the chassis (VBG) R55-03-05
11 Jan 2013 R55 work list: Simple designs and separate technical units (VBG) R55-03-04
11 Jan 2013 Research Contract 56: Measurement of drawbar strength for heavy-duty vehicles R55-03-02
11 Jan 2013 Draft agenda for the 3rd R55 informal group session R55-03-01
11 Jan 2013 Official Journal of the European Union: Hand lever clearance R55-03-07
12 Jan 2013 List of discussion items concerning amendments to UN Regulation No. 55 R55-03-15
12 Jan 2013 Draft of a proposal for an Amendment to Regulation No. 55 R55-03-17
12 Jan 2013 Considerations on the V-value calculation and some center axle trailer combinations (Orlandi) R55-03-16
12 Jan 2013 Justification for Item 12: Drawing 26 drawbar-coupling clearance R55-03-03
14 Jan 2013 Speed depedence of coupling forces (VBG) R55-03-25
14 Jan 2013 Item 24: Draft king pin installation R55-03-24
14 Jan 2013 Trade off background presentation R55-03-23
14 Jan 2013 Draft text for a possible new regulation on mechanical coupling devices for agricultural vehicles R55-03-18
14 Jan 2013 Open issues concerning D-value on modular vehicles and multiple-trailer combinations R55-03-22
14 Jan 2013 Remote indication graphic representation (VBG) R55-03-21
14 Jan 2013 Input concerning the location of remote indicators under UN Regulation No. 55 R55-03-20
14 Jan 2013 Template for gathering comments on coupling device provisions for agricultural vehicles R55-03-19
25 Feb 2013 Draft agenda for the 4th UN R55 informal group session R55-04-01
26 Feb 2013 Proposal for the definition of Class W fully automatic couplings (VBG) R55-04-02
26 Feb 2013 Directions to the place of the 4th R55 informal group session R55-04-00
26 Feb 2013 Draft report of the 3rd R55 informal group session R55-03-26
8 Apr 2013 UN R55 informal group list of discussion items as of 13 March 2013 R55-04-10
8 Apr 2013 2012 GRRF proposal for automatic couplings R55-04-16
8 Apr 2013 UN R55 remote indication mounting summary R55-04-15
8 Apr 2013 Extreme transport coupling forces: influence of speed R55-04-08
8 Apr 2013 UN R55 mounting of remote indication proposal R55-04-14
8 Apr 2013 Annotated agenda for the 4th UN R55 informal group session R55-04-17
8 May 2013 Draft report of the 4th R55 informal group session R55-04-18
6 Sep 2013 Proposal for definition of the Class W for fully automatic couplings (VBG) R55-05-08
6 Sep 2013 Reduced speed mechanical coupling performance values R55-05-01
6 Sep 2013 Mechanical couplings Av formulae R55-05-03
6 Sep 2013 Mechical couplings: Trade-off proposal modifications (VBG) R55-05-04
6 Sep 2013 Mechanical couplings: proposal to incorporate the European modular system and trade-off procedure R55-05-05
6 Sep 2013 Mechanical couplings: Drawbar classification R55-05-02
6 Sep 2013 Evaluation of the German TA31 transition rules (VBG) R55-05-06
6 Sep 2013 E-mails concerning OICA comments on R55 informal group proposal on "simple items" R55-05-07
12 Sep 2013 Simple design vs. complex design as considered in UN Regulation No. 55 R55-05-09
14 Oct 2013 Draft proposal concerning the placement of remote indicators under UN Regulation No. 55 R55-05-15
14 Oct 2013 Design and structure of semi-trailer front: Draft king pin installation and trailer plate R55-05-14
14 Oct 2013 Minimum articulation angles of couplings mounted to the vehicles (Netherlands) R55-05-13
14 Oct 2013 Specification fixing points: A50X towbar or similar couplings R55-05-12
14 Oct 2013 Draft agenda for the 5th R55 informal group session R55-05-11
14 Oct 2013 Status of the amendments under consideration for UN Regulation No. 55 R55-05-10
18 Oct 2013 Background and status of bicycle carrier standards (Thule) R55-05-17/2
19 Oct 2013 Defect analysis of heavy-vehicle kingpins (German-language document) R55-05-18
23 Oct 2013 Compatibility between rear bicycles carriers and towing devices (Thule) R55-05-17/1
30 Oct 2013 CUNA NC138-55 concerning Road Vehicles: Pintle Hooks-Category III to VIII (Orlandi) R55-05-20
30 Oct 2013 Coupling equipment certification values: reduced speed (Orlandi) R55-05-21
30 Oct 2013 Communication concerning coupling equipment approvals, CUNA standards, and reduced speed (Orlandi) R55-05-22
10 Dec 2013 Report of the R55 informal group on its 5th session (VBG) R55-05-19