JPH0256858U - - Google Patents

Info

Publication number
JPH0256858U
JPH0256858U JP13659688U JP13659688U JPH0256858U JP H0256858 U JPH0256858 U JP H0256858U JP 13659688 U JP13659688 U JP 13659688U JP 13659688 U JP13659688 U JP 13659688U JP H0256858 U JPH0256858 U JP H0256858U
Authority
JP
Japan
Prior art keywords
opening
negative pressure
air valve
closing
sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP13659688U
Other languages
English (en)
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP13659688U priority Critical patent/JPH0256858U/ja
Publication of JPH0256858U publication Critical patent/JPH0256858U/ja
Pending legal-status Critical Current

Links

JP13659688U 1988-10-19 1988-10-19 Pending JPH0256858U (US07534539-20090519-C00280.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13659688U JPH0256858U (US07534539-20090519-C00280.png) 1988-10-19 1988-10-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13659688U JPH0256858U (US07534539-20090519-C00280.png) 1988-10-19 1988-10-19

Publications (1)

Publication Number Publication Date
JPH0256858U true JPH0256858U (US07534539-20090519-C00280.png) 1990-04-24

Family

ID=31397253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13659688U Pending JPH0256858U (US07534539-20090519-C00280.png) 1988-10-19 1988-10-19

Country Status (1)

Country Link
JP (1) JPH0256858U (US07534539-20090519-C00280.png)

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