Tent – canopy – umbrella – or cane – Canes – sticks – crutches – and walking aids – Crutches
Patent
1994-10-26
1995-06-27
Mai, Lanna
Tent, canopy, umbrella, or cane
Canes, sticks, crutches, and walking aids
Crutches
135 73, A61H 302
Patent
active
054271312
ABSTRACT:
Crutches with shiftable cradles including a lower rod positioned in a vertical orientation with an upper end and a lower end and a pair of radial apertures extending through the lower rod adjacent to its upper end; a pair of upper rods each with the rods being parallel with respect to each other from their upper ends to an area adjacent their lower ends with axial apertures therethrough with bolts and associated nuts extending through the apertures for the coupling thereof; a lower cradle formed with an upper surface and a lower surface and in a curved configuration the lower cradle having a lower surface coupled with respect to the upper ends of the upper bars and having an upper surface with a recess extending upwardly therefrom; an upper cradle having an upper surface and a lower surface in a curved configuration essentially concentric with the lower cradle, the central extent of the lower cradle coupled to the upper edge of the connector; and coupling components interconnecting the upper and lower cradles.
REFERENCES:
patent: 254348 (1882-02-01), Maine
patent: D268456 (1983-04-01), Oleniak et al.
patent: D318366 (1991-07-01), Goldstein et al.
patent: 1266074 (1918-05-01), Sparrow
patent: 1318505 (1919-10-01), Rabczynski
patent: 1332642 (1920-03-01), Tarbell
patent: 2547265 (1951-04-01), Hilgeman
patent: 3537463 (1970-11-01), Smith et al.
patent: 5101846 (1992-04-01), Greatwood
patent: 5201334 (1993-04-01), Tseng
LandOfFree
Crutches with shiftable cradles does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Crutches with shiftable cradles, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Crutches with shiftable cradles will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-281713