Title:
電子ビームまたはレーザービーム溶接のための形成溶接ヘッド
Document Type and Number:
Japanese Patent JP7050769
Kind Code:
B2
Abstract:
A welding head for a welding apparatus, the head comprising an outer face attachable to a welding device such as an electron beam gun or laser, an inner face sealable to a workpiece, and an outer sealing ring and an inner sealing ring situated within the inner face and disposed on either side of an evacuatable region, wherein the inner face has a teardrop-shaped profile. Outer and inner sealing rings can be inflatable or formed from different materials, the outer sealing ring being formed from a material with a Shore hardness of between 50 to 70 and the inner sealing ring being formed from a material with a Shore hardness of 20 to 40. A bridging seal can extend from within the inner sealing ring to the outer sealing ring.
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Inventors:
Plum, Paul
Dumont, Conrad
Dumont, Conrad
Application Number:
JP2019517177A
Publication Date:
April 08, 2022
Filing Date:
June 06, 2017
Export Citation:
Assignee:
AQUASIUM TECHNOLOGY LIMITED
International Classes:
B23K15/00; B23K26/12; B23K26/70
Domestic Patent References:
| JP54113594A | ||||
| JP2097982U | ||||
| JP6344158A | ||||
| JP2001336487A | ||||
| JP9268983A |
Foreign References:
| US3549854 |
Attorney, Agent or Firm:
Fukami patent office
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