Land vehicles – Ski or skate appliance or attachment – Scabbards for ice or roller skates
Patent
1975-04-22
1977-06-14
Makay, Albert J.
Land vehicles
Ski or skate appliance or attachment
Scabbards for ice or roller skates
280414B, 280 80B, B60P 310
Patent
active
040292274
ABSTRACT:
A trailer-type vehicle for handling, displacing and transporting a load of substantial length and especially a boat is provided with a longitudinal frame element which surrounds the load, at least one transverse frame element having a substantially arch-shaped structure which is moved into position above the load, a lifting device mounted on at least one frame element and a wheel system. Means are provided for modifying the width of the longitudinal frame element as a function of the width of the load and for displacing at least one transverse frame element with respect to the longitudinal frame element.
REFERENCES:
patent: 2375754 (1945-05-01), Ballinger
patent: 2448443 (1948-08-01), Krake
patent: 2531947 (1950-11-01), Reading
patent: 2536563 (1951-01-01), Montgomery
patent: 2594540 (1952-04-01), Cole et al.
patent: 2657934 (1953-11-01), Linneman
patent: 2738200 (1956-03-01), De Haven
Agence Nationale de Valorisation de la Recherche (ANVAR)
Makay Albert J.
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