FR2305661A2 - Passage mobile etanche - Google Patents

Passage mobile etanche

Info

Publication number
FR2305661A2
FR2305661A2 FR7509203A FR7509203A FR2305661A2 FR 2305661 A2 FR2305661 A2 FR 2305661A2 FR 7509203 A FR7509203 A FR 7509203A FR 7509203 A FR7509203 A FR 7509203A FR 2305661 A2 FR2305661 A2 FR 2305661A2
Authority
FR
France
Prior art keywords
seal
movable chamber
closure
moving objects
objects
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.)
Granted
Application number
FR7509203A
Other languages
English (en)
Other versions
FR2305661B2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FIELD AUTOMATION SARL
Original Assignee
FIELD AUTOMATION SARL
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
Priority claimed from FR7313969A external-priority patent/FR2226888A1/fr
Application filed by FIELD AUTOMATION SARL filed Critical FIELD AUTOMATION SARL
Priority to FR7509203A priority Critical patent/FR2305661A2/fr
Priority to DE19752521506 priority patent/DE2521506A1/de
Publication of FR2305661A2 publication Critical patent/FR2305661A2/fr
Application granted granted Critical
Publication of FR2305661B2 publication Critical patent/FR2305661B2/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/06—Electron-beam welding or cutting within a vacuum chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physical Vapour Deposition (AREA)
FR7509203A 1973-04-17 1975-03-20 Passage mobile etanche Granted FR2305661A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7509203A FR2305661A2 (fr) 1973-04-17 1975-03-20 Passage mobile etanche
DE19752521506 DE2521506A1 (de) 1975-03-20 1975-05-14 Dichte, bewegliche durchfuehrung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7313969A FR2226888A1 (en) 1973-04-17 1973-04-17 Flexible snap action joint with sliding access chamber - for entry to controlled atmos along sealed joint path
FR7509203A FR2305661A2 (fr) 1973-04-17 1975-03-20 Passage mobile etanche

Publications (2)

Publication Number Publication Date
FR2305661A2 true FR2305661A2 (fr) 1976-10-22
FR2305661B2 FR2305661B2 (fr) 1979-06-08

Family

ID=26217693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7509203A Granted FR2305661A2 (fr) 1973-04-17 1975-03-20 Passage mobile etanche

Country Status (1)

Country Link
FR (1) FR2305661A2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748432A (en) * 1971-12-27 1973-07-24 Boeing Co Apparatus for welding corrugated materials by plasma electron beam welding system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748432A (en) * 1971-12-27 1973-07-24 Boeing Co Apparatus for welding corrugated materials by plasma electron beam welding system

Also Published As

Publication number Publication date
FR2305661B2 (fr) 1979-06-08

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Legal Events

Date Code Title Description
GC Lien (pledge) constituted