Exercise devices – Gymnastic – Play area climbing or traversing arrangement
Reexamination Certificate
2007-09-25
2007-09-25
Donnelly, Jerome (Department: 3764)
Exercise devices
Gymnastic
Play area climbing or traversing arrangement
C482S036000, C482S038000
Reexamination Certificate
active
10747745
ABSTRACT:
The present invention10discloses a portable, modular skate rail comprising a plurality of square or tubular interlocking rail members12that may be assembled to provide grind rails of various lengths and elevations. Each rail member12has at least one hinged leg support20with a hinged footplate22that allows the leg support and footplate to be folded in a substantially parallel relation to the rail member to save space during transport and storage. Additionally provided are brackets38whereby two rails12can be fastened together with one rail having a handle44furnishing means for porting the present invention10as an integral assembly. The rails12of the present invention10may also be adapted to provide an angled rail relative to the ground18.
REFERENCES:
patent: 3119588 (1964-01-01), Keats
patent: 3294400 (1966-12-01), Goldstein
patent: 4378112 (1983-03-01), Goldstein
patent: 5037086 (1991-08-01), Strand
patent: 5616102 (1997-04-01), Lahmann
Martinez Juan M
Morales Therese
Donnelly Jerome
Kroll Michael I.
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