#TECHTRONIC IND CO LTD [CN]

Two-stroke engine transfer ports

A two-stroke internal combustion engine comprises a cylinder; and a piston movably mounted within the cylinder. The cylinder has formed therein an exhaust port and a first pair of transfer ports dispo…

DRIVE·Mar 14·2 min read

F02B25/14 TECHTRONIC IND CO LTD [CN]

Modular tool assembly having a vacuum mounting arrangement

A modular tool assembly (10) including a tool base (12) configured to releasably secure a modular tool arrangement (14) in a fixed relationship relative to a mounting surface (16). The tool base (12) …

DRIVE·Feb 22·1 min read

B25H1/0057 TECHTRONIC IND CO LTD [CN]

Internal combustion engine cylinder and muffler assembly with catalytic converter

A two cycle internal combustion engine cylinder having a piston chamber. The cylinder includes transfer ports; and an exhaust port divided into at least two sections. A first one of the sections has a…

DRIVE·Jan 11·1 min read

F01N1/089 TECHTRONIC IND CO LTD [CN]

Removable battery pack for a portable electric power tool

The present invention discloses a battery pack (20) having an elastic bumper (58) mounted externally to a plastic housing (44) of the battery pack. The plastic housing includes a floor (46), a circumf…

DRIVE·Mar 23·1 min read

B25F5/006 TECHTRONIC IND CO LTD [CN]

Battery venting system

A battery venting system that is useful for cordless power tools. The system can include a cell that may have a sleeve with a plurality of apertures surrounding a peripheral side face of the cell to e…

DRIVE·Dec 8·1 min read

H01M10/46 TECHTRONIC IND CO LTD [CN]

Battery ejection mechanism

The mechanism has an ejection unit secured to a battery housing (1). The ejection unit operates to transfer a mechanical force applied to a button through an arm to a portion of an electrical device h…

DRIVE·Dec 1·1 min read

B25F5/02 TECHTRONIC IND CO LTD [CN]

Injection port for internal combustion engine

An internal combustion engine having a cylinder with a piston movement area; a piston movably mounted in the cylinder; an ignition system connected to the cylinder; and a fuel delivery system connecte…

DRIVE·Mar 5·1 min read

F02B25/14 TECHTRONIC IND CO LTD [CN]