Back to results
US 3,952,685 AGranted
Tow rope device
OwnerRichard Lewis Hollenbushinventor
Life of this patent
Estimating the term…
Abstract
A buoyant shock absorbing device for an aquatic tow rope having interchangeable component parts and a two piece housing having draining and venting apertures therein facilitating inspection of the component parts and serving as a gripping aid to assemble or dismantle the housing.
Claims4
An aquatic tow rope shock absorbing device comprising:
- an elongated first cylindrical housing having a first end and a reduced externally threaded section,
- a cylindrical sidewall between said first end and said threaded section provided with drain apertures therein,
- a removable cap threadably received over said threaded section,
- an end wall of said cap having an eye means projecting therefrom for connection to an aquatic tow rope,
- a cylindrical sidewall of said cap provided with spaced drain apertures therein,
- a piston rod projecting through said first end and provided with an eye means for connection to an aquatic tow rope,
- said piston rod having a coil spring thereover,
- a piston on said piston rod and removable therefrom for assembly of said spring over said piston rod, and
- a collar of flotation material encircling and fixedly secured on said first cylindrical portion between said drain apertures and said threaded section, said spring being visible through said drain apertures and said apertures serving as gripping means during assembly or disassembly of said cap on said housing.
6 more elements
Dependencies are inferred from the claim text.