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GB2444880B - Atmospheric shield - Google Patents

Atmospheric shield

Info

Publication number
GB2444880B
GB2444880B GB0805861A GB0805861A GB2444880B GB 2444880 B GB2444880 B GB 2444880B GB 0805861 A GB0805861 A GB 0805861A GB 0805861 A GB0805861 A GB 0805861A GB 2444880 B GB2444880 B GB 2444880B
Authority
GB
United Kingdom
Prior art keywords
shield
atmospheric
atmospheric shield
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.)
Expired - Fee Related
Application number
GB0805861A
Other versions
GB0805861D0 (en
GB2444880A (en
Inventor
Daniel Clark
Jeffrey Allen
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 by Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB0805861A priority Critical patent/GB2444880B/en
Priority claimed from GB0609585A external-priority patent/GB2437935B/en
Publication of GB0805861D0 publication Critical patent/GB0805861D0/en
Publication of GB2444880A publication Critical patent/GB2444880A/en
Application granted granted Critical
Publication of GB2444880B publication Critical patent/GB2444880B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B23K9/00—Arc welding or cutting
    • B23K9/16—Arc welding or cutting making use of shielding gas
    • B23K9/162—Arc welding or cutting making use of shielding gas making use of a stationary fluid
    • 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
    • F16J15/44—Free-space packings
    • F16J15/447—Labyrinth packings
    • F16J15/4472—Labyrinth packings with axial path

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
GB0805861A 2006-05-13 2006-05-13 Atmospheric shield Expired - Fee Related GB2444880B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0805861A GB2444880B (en) 2006-05-13 2006-05-13 Atmospheric shield

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0805861A GB2444880B (en) 2006-05-13 2006-05-13 Atmospheric shield
GB0609585A GB2437935B (en) 2006-05-13 2006-05-13 Apparatus for forming a body

Publications (3)

Publication Number Publication Date
GB0805861D0 GB0805861D0 (en) 2008-04-30
GB2444880A GB2444880A (en) 2008-06-18
GB2444880B true GB2444880B (en) 2008-07-23

Family

ID=39387082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0805861A Expired - Fee Related GB2444880B (en) 2006-05-13 2006-05-13 Atmospheric shield

Country Status (1)

Country Link
GB (1) GB2444880B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62282794A (en) * 1986-05-30 1987-12-08 Toyoda Mach Works Ltd Laser beam machine
DE4206563A1 (en) * 1991-03-13 1992-09-17 Morita Mfg Soldering or welding appts. for use under vacuum or inert atmos. - has hermetically sealed chamber contg. work carrier plate connected to single external actuator by 3 sealed crank mechanisms and focussed radiant heat source outside chamber
US5231258A (en) * 1991-10-07 1993-07-27 The Babcock & Wilcox Company Double chamber sliding backpurge device for gas shielded arc welding
JPH05305596A (en) * 1992-05-01 1993-11-19 Shin Meiwa Ind Co Ltd Robot device for vacuum chamber
GB2373749A (en) * 2001-03-27 2002-10-02 Rolls Royce Plc Apparatus and method for forming a body
GB2406818A (en) * 2003-10-08 2005-04-13 Rolls Royce Plc Welding head assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62282794A (en) * 1986-05-30 1987-12-08 Toyoda Mach Works Ltd Laser beam machine
DE4206563A1 (en) * 1991-03-13 1992-09-17 Morita Mfg Soldering or welding appts. for use under vacuum or inert atmos. - has hermetically sealed chamber contg. work carrier plate connected to single external actuator by 3 sealed crank mechanisms and focussed radiant heat source outside chamber
US5231258A (en) * 1991-10-07 1993-07-27 The Babcock & Wilcox Company Double chamber sliding backpurge device for gas shielded arc welding
JPH05305596A (en) * 1992-05-01 1993-11-19 Shin Meiwa Ind Co Ltd Robot device for vacuum chamber
GB2373749A (en) * 2001-03-27 2002-10-02 Rolls Royce Plc Apparatus and method for forming a body
GB2406818A (en) * 2003-10-08 2005-04-13 Rolls Royce Plc Welding head assembly

Also Published As

Publication number Publication date
GB0805861D0 (en) 2008-04-30
GB2444880A (en) 2008-06-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20200513