JPH0271094U - - Google Patents

Info

Publication number
JPH0271094U
JPH0271094U JP1988151498U JP15149888U JPH0271094U JP H0271094 U JPH0271094 U JP H0271094U JP 1988151498 U JP1988151498 U JP 1988151498U JP 15149888 U JP15149888 U JP 15149888U JP H0271094 U JPH0271094 U JP H0271094U
Authority
JP
Japan
Prior art keywords
case
reducing valve
product storage
air chamber
pressure reducing
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
JP1988151498U
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 JP1988151498U priority Critical patent/JPH0271094U/ja
Priority to US07/438,207 priority patent/US5067855A/en
Publication of JPH0271094U publication Critical patent/JPH0271094U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/02—Divers' equipment
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/08—Waterproof bodies or housings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Casings For Electric Apparatus (AREA)
  • Measuring Fluid Pressure (AREA)

Description

【図面の簡単な説明】 添付図面第１図は本考案の第一の例を示す要部
断面図を含む図、第２図は第二の例を示す要部断
面図を含む図であり、図中５ａは二次減圧弁、６
は二次空気室、７は連通管、８はケースＡの収容
室、１０は排気弁、１４は一次空気室、１５は減
圧弁体、１６はダイヤフラム、１９は水圧検出手
段、２０はスプリング、２１は外部操作可能な強
制変位手段である。

Claims (1)

  1. 【実用新案登録請求の範囲】 スキユーバダイビング時、ダイバーが携行す
    るカメラ、ビデオカメラ、ライト、ラジオ等の各
    種機能製品Ｄを中に水密的に収容するケースＡと
    、二次減圧弁５ａを備え、上記二次減圧弁５ａの
    二次空気室６と上記ケースＡの製品収容室８とを
    連通管７により接続して成り、上記二次減圧弁５
    ａにより、この二次減圧弁の一次空気室に供給さ
    れる一次空気の圧力を減圧せしめ、二次空気室６
    、連通管７を介してこの二次空気を上記ケースＡ
    の製品収容室８に供給し、ケースＡの製品収容室
    ８の内圧をケースＡにかかる外水圧と略等しく保
    つようにした装置に於いて； 上記ケースＡの二次空気室６に、ケースＡの製
    品収容室８内の内圧がケースＡの外の水圧に対し
    て大きくなつた時に、その差圧△Ｐを外部に放出
    する為の排気弁１０を設け、潜水深度に係わりな
    く常時ケースＡの製品収容室８の内外圧を等しく
    保つようにした事を特徴とするスキユーバダイビ
    ング時に用いる機能製品の収容ケース。 上記二次減圧弁５ａは外水圧の変化に応じて
    変位するダイヤフラム１６に応動して開閉変位す
    る減圧弁体１５によつて区分された一次空気室１
    ４と二次空気室６を有すると共に、上記ダイヤフ
    ラム１６を外水圧の変化に応じて変位させる手段
    以外に強制的に変位させることができる調節可能
    な外部操作手段２１を設け、この外部操作手段の
    操作によつてダイヤフラム１６の変位量を、その
    時の外水圧に応じた変位量より僅かに大きく成し
    、上記ケースＡの製品収容室８内に、当該製品収
    容室８の外にかかる外水圧より僅かに大きい内圧
    をかけ得るようにした事を特徴とする請求項第１
    項記載のスキユーバダイビング時に用いる機能製
    品の収容ケース。 上記二次減圧弁５ａの二次空気室６の排気弁
    １０に緊急時呼吸用マウスピースを連らねた事を
    特徴とする請求項第１項、第２項記載のスキユー
    バダイビング時に用いる機能製品の収容ケース。 上記二次減圧弁５ａの二次空気室６に連らな
    る連通管７の端末２２は二次空気室６の中央部分
    迄中へ挿入されている事を特徴とする請求項第１
    項、第２項、第３項記載のスキユーバダイビング
    時に用いる機能製品の収容ケース。
JP1988151498U 1988-11-21 1988-11-21 Pending JPH0271094U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988151498U JPH0271094U (ja) 1988-11-21 1988-11-21
US07/438,207 US5067855A (en) 1988-11-21 1989-11-20 Casing for containing cameras, videocameras, flashlights portable radios and other articles which can be used in scuba diving

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988151498U JPH0271094U (ja) 1988-11-21 1988-11-21

Publications (1)

Publication Number Publication Date
JPH0271094U true JPH0271094U (ja) 1990-05-30

Family

ID=15519820

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988151498U Pending JPH0271094U (ja) 1988-11-21 1988-11-21

Country Status (2)

Country Link
US (1) US5067855A (ja)
JP (1) JPH0271094U (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693281B1 (fr) * 1992-07-06 1994-09-09 Kodak Pathe Procédé pour l'ouverture du boîtier d'étanchéité à l'eau d'un appareil photographique et dispositif pour la mise en Óoeuvre du procédé.
US5810364A (en) * 1997-07-28 1998-09-22 Canion; Heidi Sunken treasure chest
US6332424B1 (en) 1999-06-02 2001-12-25 Stephen B. Frink Hands free signal device
US20140261719A1 (en) * 2013-03-15 2014-09-18 Richard Todd Onysko System and method for regulating a constant positive pressure differential within a container
CN103231791A (zh) * 2013-05-16 2013-08-07 哈尔滨工业大学 一种内外压力主动平衡舱
KR101520961B1 (ko) * 2014-10-16 2015-05-15 (주)그린텍 수중 카메라
EP4235618A3 (en) 2017-09-27 2023-09-06 Zhejiang Dahua Technology Co., Ltd. A surveillance device
US10865899B2 (en) * 2018-09-27 2020-12-15 United States Of America As Represented By The Secretary Of The Navy System and method for protecting a pressure vessel from excessive differential pressure
USD905309S1 (en) * 2019-05-13 2020-12-15 Qiming Hong Diving flashlight

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324507A (en) * 1980-04-14 1982-04-13 Shane Harrah Automatically-controlled buoyancy vest
US4601609A (en) * 1985-04-29 1986-07-22 Hyde Robert W Buoyancy device
DE3767713D1 (de) * 1987-05-20 1991-02-28 Borg Warner Automotive Gmbh Klemmkoerper-freilauf mit doppelkaefig.
US4903628A (en) * 1988-11-07 1990-02-27 William Lansford Pressure equalizer

Also Published As

Publication number Publication date
US5067855A (en) 1991-11-26

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