Patent ID: 6397484
Filing Date: 2002-06-04
Classification: G01C,Y10S

Abstract:
An apparatus for a plumb-bob and suspension line, comprising:a) a conical shaped housing, said housing being wider at its top end and having a flat top end, said housing being substantially pointed on its lower end; b) a means for generating a laser beam, said means being cylindrically shaped, said means for generating a laser beam having within a laser driver and a battery; c) said housing having a centrally positioned cavity therein for receiving said cylindrically shaped means for generating a laser beam, said cavity having a keyway and said means for generating a laser beam having a key for engaging said keyway; d) a removable, threadably attached tip disposed on said lower end of said housing, said tip having a central aperture therein, said aperture for permitting said laser beam to pass therethrough; e) said battery being a power source for said laser driver; f) an on/off soft touch switch, whereby said means for generating a laser beam is controlled; g) means for electrically connecting said laser driver, said battery, and said switch; h) a junction box disposed internal said housing, said junction box disposed adjacent said top end of said housing connected to a top end of said cavity, said junction box housing a portion of said electrically connecting means; i) said flat top end of said housing having a centrally located attachment for said suspension line protruding upwardly, a socket for recharging said battery located on one side of said attachment and said switch located on the opposite side of said attachment; j) said junction box having radially extending passageways for connection to said switch and said socket on said top end of said housing.