Patent ID: 6782628
Filing Date: 2004-08-31
Classification: G01C

Abstract:
A level comprising:a casing including a first side and a second side, a plate including a first side rotatably secured to said first side of said casing with a pivot shaft, that allows said plate to be rotated relative to said casing about said pivot shaft between a closed position and an open position, and said plate including a second side that swings away from the second side of the casing when the plate is moved to the open position and that swings adjacent to the second side of the casing when the plate is moved to the closed position, a bubble vial attached to said plate, and rotated in concert with said plate relative to said casing, and said casing including means for locking said plate to said casing at the closed position, said locking means including at least one hole formed in said second side of said casing, and at least one catch extended from said second side of said plate and engageable into said at least one hole of said casing.