Extendable stick
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 14, 2001
Grant Date -
N/A
app pub date -
Mar 21, 2000
filing date -
Mar 20, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An extendable stick having an outer pipe, an inner pipe, a core bar fixed on the outer pipe, a zigzag chain having a first portion and a second portion, an unlocking pipe, an unlocking member attached to one end of the unlocking pipe, an unlocking pin, and an unlocking finger grip attached to the unlocking pipe through a hole in the inner pipe by means of the unlocking pin, wherein the first portion being fixed to the inner pipe, the core bar running through the zigzag chain. The stick can optionally have a pedal and/or a spring to provide force to stretch the zigzag chain.
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