IPC Subgroup
B25D 9/22 involving a rotary-type slide valve
Introduced: September 1968
Last revised: January 2006
Full Title
Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously > Control devices for the reciprocating piston > Valve arrangements therefor > involving a rotary-type slide valve
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; HANDLES FOR HAND IMPLEMENTS; WORKSHOP EQUIPMENT; MANIPULATORS
- Subclass:
- PERCUSSIVE TOOLS