US 6,499,178 B1
Assembly structure for hand trowel
Chin-Chen Huang,
No.12, 41st Road, Industrial Zone, Shitun District,
Taichung (Taiwan)
Assigned to WMH Tool Group, Inc.,
Palatine, Ill. (US)
Filed on 09-Nov-2001, as Appl. No. WMH Tool Group, Inc.,
Palatine, Ill. (US)
Int. Cl.7B05C 17/10
U.S. Cl. 15-235.4
1 Claims
US 6,499,178 B1
Assembly structure for hand trowel
Chin-Chen Huang,
No.12, 41st Road, Industrial Zone, Shitun District,
Taichung (Taiwan)
Filed on Nov. 09, 2001, as Appl. No. 9/986,699.
Int. Cl.7B05C 17/10
U.S. Cl. 158212;235.4
1 Claim
1. An assembly structure for a hand trowel, comprising:
a handle adapted to be grasped by a hand, and having a strip base integrated at a bottom thereof, the strip base having a
T-shaped groove formed therein which is defined by opposing walls, and having corresponding openings formed in the walls at
an open end of the groove;
a blade having a plurality of pillars; and
a tongue fixed to the blade using the pillars, the tongue having a T-shape that is essentially identical in shape to the T-shaped
groove, so as to be adapted to be slid and fit therein, the tongue having a cleft at a front thereof, and having a respective
boss on opposing walls of the tongue in a region of the cleft, the bosses being receivable within the openings formed in the
walls of the strip base to lock the blade to the handle in a set position, when the tongue is properly positioned within the
groove.