Patent ID: 7111574
Filing Date: 2006-09-26
Classification: A01K

Abstract:
1. A telescoping tube assembly comprising: a plurality of tubes including a first tube and a second tube being slideably disposed in said first tube; said first and second tubes having a cross-sectional shape for preventing rotational movement between said first tube and said second tube; a second tube block disposed in and securely fixed to said second tube, said second tube block having a hole formed therein; a first tube ring fixedly disposed on an end of said first tube, said first tube ring having a hole formed in a circumference thereof, a stop face, and a pivot having a pivot axis; a cam lever having a cam surface disposed on said first tube ring and being pivotable about said pivot axis; a locking bullet disposed in said hole of said first tube ring and interacting with said cam surface for engaging said hole of said second tube block in a locked position of said cam lever.