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Featured researches published by Bertelsbeck Helmut.


Archive | 1978

Coupling between transversely controlled buses - has each coupling part movable along horizontal curved guide rail on each vehicle

Bertelsbeck Helmut; Doormann Juergen Dr Ing


Archive | 1980

Snow sweeping equipment for vehicle running on track - includes cross-roller driving brush sweeping across width of twin-tyred wheel

Bertelsbeck Helmut


Archive | 1979

SPURGEBUNDEN EINSETZBARES KRAFTFAHRZEUG MIT LENKBAREN RAEDERN, INSBESONDERE FUER DEN OEFFENTLICHEN PERSONENNAHVERKEHR

Bertelsbeck Helmut


Archive | 1979

VERKEHRSSYSTEM MIT SELBSTTAETIG QUERREGELBAREN FAHRZEUGEN, INSBESONDERE FUER DEN OEFFENTLICHEN PERSONENNAHVERKEHR

Bertelsbeck Helmut


Archive | 1978

Cross-guide stemmed converging tracks - have functionally active points with tongue flanks matching meeting tracks, and additional stem section

Bertelsbeck Helmut; Wulf Helmut


Archive | 1980

Combined road and rail guided vehicle - has braked spur wheel lowered into spur rack along track

Bertelsbeck Helmut; Wulf Helmut


Archive | 1978

Track junction points for combined road-track vehicles - has frog movable across one track width, contoured by cross stems

Doormann Juergen Dr Ing; Bertelsbeck Helmut


Archive | 1988

Switching-off device for traction-current lines for vehicles guided in a track

Bertelsbeck Helmut


Archive | 1979

Communication system for vehicles in tunnels - uses retractable exhaust pipe as support for pick=up head

Bertelsbeck Helmut; Wulf Helmut


Archive | 1979

Dual passenger transport system - transfers vehicle by sliding platforms between approach and exit tracks and waiting places

Bertelsbeck Helmut

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