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US 4,678,059 AGranted
Rope descending device
OwnerThomas K. Bowkerinventor
Life of this patent
Estimating the term…
Abstract
A device for controlling the rate of descent of a mountain climber having an oval ring which defines an inner aperture, a rail mounted on the first surface of a size of the ring, clasping means which spans the width of the ring and means by which the device is attached to the mountain climber.
Claims9
A rope descending device, comprising:
- an oval ring defining an inner aperture, said ring having a first surface and a second surface, said surfaces lying in substantially parallel planes, a rail attached to the first surface a clasping means for attachment across the width of said ring, and means for connecting the ring to the user of the rope descending device.
Dependencies are inferred from the claim text.