US 6,304,058 B2 · Cordless power tool system

Abstract

A system of cordless power tools includes a cordless power tool adapted to removably receive a rechargeable battery pack. The system further includes a battery pack charger and a converter for converting AC electricity to DC electricity. A battery pack interface block is captured between clam shell halves of a battery pack housing and includes a plurality of male blade terminals. The male blade terminals are received within recessed female terminals of a tool terminal block and similarly received by recessed female terminals of the charger. The tool terminal block further includes a pair of male terminals which engage recessed female terminals of the converter.

Claims20

Dependent claims

A system of power tools comprising:

a power tool having a tool housing defining a pair of laterally spaced engagement portions, the power tool further including a first terminal block having a pair of male terminals and a pair of female terminals;
and
a power source removably attachable to the power tool, the power source having a power source housing slidably engaging the pair of laterally spaced engagement portions, the power source further having a second terminal block adapted to interface with the first terminal block, the power source housing further having a clearance for receiving one of the pair of male terminals.

Dependencies are inferred from the claim text.

Facts

Application

09/732,145Filed 7 Dec 2000 · continuation in part

Priority

13 Aug 1998

Published

US 2001/0000945 A110 May 2001

Granted

16 Oct 2001

Term ends

Not estimatedThe source records don’t support an estimate.

Classification18 codes

B27B 9/02
Portable power-driven circular saws for manual operation: arrangements for adjusting the cutting depth or the amount of tilting
B25F 5/02
Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for:…
H01M 50/213
Characterised by their shape: adapted for cells having curved cross-section, e.g. round or elliptic
H01M 50/244
Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders:…

Family

Application09/133,923Parent of this continuation · filed 13 Aug 1998

Application09/133,924Parent of this continuation-in-part · filed 13 Aug 1998

US 6,057,608 AParent of this continuation-in-part · filed 2 May 2000

Application09/579,940Parent of this continuation-in-part · filed 26 May 2000

Application09/579,940Parent of this continuation

Application09/133,923Parent of this continuation-in-part

US 2001/0000945 A1Published application

US 6,329,788 B1Related patent

US 6,996,909 B1Related patent

US 6,304,058 B2This patent

From the US filing history. Foreign family members aren’t listed.

Cordless power tool system

Life of this patent

Cordless power tool system

Life of this patent

Abstract

Claims20