Title:
FLOW RATE SWITCH
Document Type and Number:
Japanese Patent JP2005044991
Kind Code:
A
Abstract:
To provide a flow rate switch which can accurately output ON/OFF of attraction without sequential correction even when a pressure switch is changed to the flow rate switch.
After the present flow rate value detected with a flow rate sensing unit 21 has exceeded the preset flow rate value with a microcomputer 24 provided in the flow rate switch 13 (S3: YES), a flow rate value is updated (S4). When the updated flow rate value becomes lower than the preset flow rate value (S5: YES), the switch signal "ON" is outputted upon judgment that a work 16 is attracted by an attraction nozzle 11 (S6).
Inventors:
ITO KATSUTOSHI
Application Number:
JP2003277269A
Publication Date:
February 17, 2005
Filing Date:
July 22, 2003
Export Citation:
Assignee:
CKD CORP
International Classes:
B25J15/06; H05K13/08; (IPC1-7): H05K13/08; B25J15/06
Attorney, Agent or Firm:
Shigeki Nomura
Takashi Tomizawa
Ikuo Yamanaka
Takashi Tomizawa
Ikuo Yamanaka