JPH0388067U - - Google Patents

Info

Publication number
JPH0388067U
JPH0388067U JP14929789U JP14929789U JPH0388067U JP H0388067 U JPH0388067 U JP H0388067U JP 14929789 U JP14929789 U JP 14929789U JP 14929789 U JP14929789 U JP 14929789U JP H0388067 U JPH0388067 U JP H0388067U
Authority
JP
Japan
Prior art keywords
air
systems
switching valve
hole formed
movable part
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
JP14929789U
Other languages
English (en)
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 JP14929789U priority Critical patent/JPH0388067U/ja
Publication of JPH0388067U publication Critical patent/JPH0388067U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Multiple-Way Valves (AREA)
  • Invalid Beds And Related Equipment (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す要部断面図、
第2図は本考案の別の実施例を示す要部断面図、
第3図はエアーマツトの概念図、第4図はエアー
マツトにおける第1の系統と第2の系統のエアー
封入室のエアー圧力の経時的変化を表わすグラフ
、第5図は従来例にかかる回転バルブの一部破断
側面図、第6図は第5図の−線断面図、第7
図は第5図の−線断面図、第8図はその作用
説明図である。 また、図面中11……エアーマツト、13……
エアー封入室、15……回転バルブ、16……固
定部、17……回転部、22,24……エアー供
給孔、30……排気孔、31,32……斜面部、
33,34……丸味部である。

Claims (1)

    【実用新案登録請求の範囲】
  1. 複数の系統に分けられた複数のエアー封入室か
    らなるエアーマツトに付設され、前記エアー封入
    室シリン及びエアー供給源からの圧縮エアーを前
    記各系統毎に給排する切換バルブにおいて、互い
    に接触する固定部と可動部とを有し、それら相互
    の接触面の少なくともいずれか一方に、固定部に
    形成したエアー供給孔と可動部に形成した排気孔
    とを段階的に連通させるための通路手段を設けた
    ことを特徴とするエアーマツト用切換バルブ。
JP14929789U 1989-12-27 1989-12-27 Pending JPH0388067U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14929789U JPH0388067U (ja) 1989-12-27 1989-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14929789U JPH0388067U (ja) 1989-12-27 1989-12-27

Publications (1)

Publication Number Publication Date
JPH0388067U true JPH0388067U (ja) 1991-09-09

Family

ID=31695706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14929789U Pending JPH0388067U (ja) 1989-12-27 1989-12-27

Country Status (1)

Country Link
JP (1) JPH0388067U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010112462A (ja) * 2008-11-06 2010-05-20 Okura Kogyo Kk バルブ
KR20150062859A (ko) * 2013-11-29 2015-06-08 주식회사 영원메디칼 교대부양 밸브장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116008A (en) * 1981-01-13 1982-07-19 Mitsui Toatsu Chem Inc Novel formed drug
JPS5994233A (ja) * 1982-11-19 1984-05-30 Sony Corp 磁気記録媒体
JPS59149307A (ja) * 1983-02-15 1984-08-27 Matsushita Electric Ind Co Ltd 光軸調整装置
JPS6319477A (ja) * 1986-07-08 1988-01-27 Matsushita Electric Works Ltd 空気切換バルブ
JPH01141282A (ja) * 1987-11-26 1989-06-02 Matsushita Electric Works Ltd 空気切換バルブ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57116008A (en) * 1981-01-13 1982-07-19 Mitsui Toatsu Chem Inc Novel formed drug
JPS5994233A (ja) * 1982-11-19 1984-05-30 Sony Corp 磁気記録媒体
JPS59149307A (ja) * 1983-02-15 1984-08-27 Matsushita Electric Ind Co Ltd 光軸調整装置
JPS6319477A (ja) * 1986-07-08 1988-01-27 Matsushita Electric Works Ltd 空気切換バルブ
JPH01141282A (ja) * 1987-11-26 1989-06-02 Matsushita Electric Works Ltd 空気切換バルブ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010112462A (ja) * 2008-11-06 2010-05-20 Okura Kogyo Kk バルブ
KR20150062859A (ko) * 2013-11-29 2015-06-08 주식회사 영원메디칼 교대부양 밸브장치

Similar Documents

Publication Publication Date Title
JPS61142183U (ja)
JPH0388067U (ja)
JPH0327235U (ja)
JPH0385765U (ja)
JPS61186803U (ja)
JPH01116280U (ja)
JPH0368782U (ja)
JPH01157174U (ja)
JPH0265703U (ja)
JPS6446028U (ja)
JPH0234806U (ja)
JPS6398479U (ja)
JPS6320503U (ja)
JPS6225305U (ja)
JPS6155191U (ja)
JPH01115844U (ja)
JPH0178251U (ja)
JPH0456981U (ja)
JPS6286438U (ja)
JPS61181105U (ja)
JPH02114751U (ja)
JPH0356362U (ja)
JPH03119432U (ja)
JPS6269092U (ja)
JPS61202634U (ja)