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US 2006/0219624 A1Published application
Filter and manufacturing method therefor
AssigneeToyota Boshoku Kabushiki Kaisya
InventorTetsuya Kuno
Life of this patent
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Abstract
A filter has a first case member and a second case member that are mutually joined to form a filter chamber, and a filter element that is held between respective joining ends of the first case member and the second case member. The first case member has laser permeability, and the second case member has laser absorbency. An element weld is formed by laser light on a contact area between the joining end of the second case member and the filter element.
Claims20
A filter comprising:
- a first case member and a second case member that are mutually joined to form a filter chamber;
- and
- a filter element that is held between respective joining ends of said first case member and said second case member, wherein
- said first case member has laser permeability,
- said second case member has laser absorbency, and
- an element weld is formed by laser light at a contact area between said filter element and said joining end of said second case member.
3 more elements
Dependencies are inferred from the claim text.