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US 6,663,657 B1Granted
Percussive therapeutic device
OwnerEdward W. Millerinventor
Life of this patent
Estimating the term…
Abstract
An improved chiropractic adjustment tool or impact tool for use both as a multiple impact tool and a single impact tool. The impact tool assembly is comprised of a solenoid driven reciprocating rod with adjustable travel and impact force. The tool is improved with the addition of a switch to convert the tool from a multiple impact tool to a single impact tool, preferably through the use of a Hall effect switch.
Claims1
An improved impact tool for providing percussive therapy, comprising:
- a multiple impact percussive therapy tool with a solenoid operatively connected to a switch for activation, and a second switch operatively connected to said first switch for converting said tool between multiple impact mode and single impact mode.
Dependencies are inferred from the claim text.