Patent ID: 6279240
Filing Date: 2001-08-28
Classification: G01C

Abstract:
A carpenter's level adjustable between a collapsed position and a fully-extended position, said carpenter's level comprising:an innerslide including a first level bubble, said innerslide having a top portion and a bottom portion, said top portion of said innerslide defining a first track and a third track and said bottom portion of said innerslide defining a second track and a fourth track, said first track and said second track being a first set of tracks, said third track and said fourth track being a second set of tracks;a first outerslide slidably connected to said innerslide on said first set of tracks, said first outerslide adapted to slide only on one side of said top portion and one side of said bottom portion, said first outerslide including a second level bubble, said first outerslide having a first extension member and a first end member, said first extension member connected to said first end member, said first extension member having a first tongue which is adapted to slide in said first track, said first extension member also having a second tongue which is adapted to slide in said second track, said first end member having a third tongue which is adapted to slide in said third track, said first end member also having a fourth tongue which is adapted to slide in said fourth track; anda second outerslide slidably connected to said innerslide on said second set of tracks, said second outerslide adapted to slide only on one side of said top portion and one side of said bottom portion, said second outerslide including a third level bubble, said second outerslide having a second extension member and a second end member, said second extension member connected to said second end member, said second extension member having a fifth tongue which is adapted to slide in said third track, said second extension member also having a sixth tongue which is adapted to slide in said fourth track, said second end member having a seventh tongue which is adapted to slide in said first track, said second end member also having an eighth tongue which is adapted to slide in said second track.