Motor vehicles – Special wheel base – Five or more wheels
Patent
1975-01-16
1976-04-06
Betts, Kenneth H.
Motor vehicles
Special wheel base
Five or more wheels
280203, B62K 2712
Patent
active
039483355
ABSTRACT:
Apparatus for mounting a sidecar to a motorcycle having a vertically disposed trapezoid-shaped frame section comprised of elongate struts interconnected at their ends defining a first vertex adjacent the motorcycle seat cushion and second and third vertices substantially below and in front of the first vertex includes three mounting bracket plates that are secured to the frame adjacent the three vertices, respectively. In one embodiment, three mounting brackets overlie two struts of the frame adjacent the vertex and are respectively clamped thereto by U-bolts. In another embodiment, a front engine mount of the motorcycle adjacent the third vertex is replaced by a mounting bracket plate which is secured to both the engine block and a frame member. Each mounting bracket plate carries the male portion of a clevispin connector for releasably attaching the sidecar to the mounting bracket plates.
REFERENCES:
patent: 1383847 (1921-07-01), Perkins
patent: 1448039 (1923-03-01), Powell et al.
patent: 2797933 (1957-07-01), Aldous
patent: 3710883 (1973-01-01), Rizzo
patent: 3754612 (1973-08-01), Watanabe
Betts Kenneth H.
Vetter Design Works, Inc.
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