Back to results
US 2003/0196340 A1Published application
Cable compass
OwnerJames J. Harrisinventor
Life of this patent
Estimating the term…
Abstract
A compass is provided for marking, scoring or cutting curves on a surface. The compass includes an instrument holder adapted for receiving and holding a surface-engaging instrument. An adjustable-length cable has a proximal end secured to the holder and a free end for being anchored to the surface a selected distance from the holder. The selected distance defines a radius of a curve formed by operation of the compass.
Claims22
A compass for marking, scoring or cutting curves on a surface, said compass comprising:
- (a) an instrument holder adapted for receiving and holding a surface-engaging instrument;
- and
- (b) an adjustable-length cable having a proximal end secured to said holder and a free end for being anchored to the surface a selected distance from said holder, said distance defining a radius of a curve formed by operation of said compass.
A compass for marking, scoring or cutting curves on a surface, said compass comprising:
- (a) a mobile housing;
- (b) an instrument holder attached to said housing and adapted for receiving and holding a surface-engaging instrument;
- (c) a cable spool formed around said instrument holder and located within said housing;
- and
- (d) a cable wound on said cable spool, and having a proximal end secured to said cable spool and a free end adapted for being anchored to the surface a selected distance from said holder, said distance defining a radius of a curve formed by operation of said compass.
2 more elements
Dependencies are inferred from the claim text.