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JPH06159986A Expired / Lapsed JP ⏱️ 0.0 years remaining

Heat exchanger tube and method for manufacturing the same

Assignee: Bosch Corp
•
Filing: 1992-11-27
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Granted: —
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Expires: 2012-11-27
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Abstract

Abstract Translated from Japanese (57)【要約】 【目的】 ヘッダーパイプに対するろう付け不良を低減 できる熱交換器用チューブを得ること。 【構成】 ヘッダーパイプ2,3にチューブ挿入孔9を 形成し、該孔9にろう材を被覆したチューブ4の端部を 挿入する。チューブ4をチューブ挿入孔9にろう付けす るとともに、上記チューブ4の内部に、該チューブ材を 内側に突出した複数の突起12を設ける。前記チューブ 4の両端部で、少なくともチューブ挿入孔9の対応位置 に平坦部10を設ける。 (57) [Summary] [Purpose] To obtain a heat exchanger tube that can reduce brazing defects on header pipes. [Structure] A tube insertion hole 9 is formed in each of the header pipes 2 and 3, and an end portion of a tube 4 coated with a brazing material is inserted into the hole 9. The tube 4 is brazed to the tube insertion hole 9 and a plurality of projections 12 that project the tube material inward are provided inside the tube 4. Flat portions 10 are provided at both ends of the tube 4 at least at positions corresponding to the tube insertion holes 9.

Inventors

  • 👤 Soichi Kato
  • 👤 藤 宗 一 加

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-03 17:05
CPC Classifications
F; F28; F28F; F28F13/00; F28F13/18; F28F13/185; F28F9/00; F28F9/26; F28F9/262; F28F9/268; B; B23; B23P; B23P15/00; B23P15/26; F28D; F28D1/00; F28D1/02; F28D1/03; F28D1/0391; F28F13/06; F28F13/12; F28F3/00; F28F3/02; F28F3/04; F28F3/042; F28F3/044; F28F1/00; F28F1/02; F28F2001/027; F28F2275/00; F28F2275/04

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