Back to results
US 2018/0021709 A1Published application
Filtration filter and filtration filter device
AssigneeMurata Manufacturing Co., Ltd.
InventorsWataru Yamamoto, Takashi Kondo, Masaru Banju
Life of this patent
Estimating the term…
Abstract
A filtration filter includes a porous metal film that filters out a filtration object contained in a fluid, and a support base member that is disposed on at least one main surface of the porous metal film and that supports the porous metal film. The support base member has an opening that exposes a part of the porous metal film. An inner peripheral surface of the opening has undulations formed along its periphery.
Claims19
A filtration filter, comprising:
- a porous metal film for filtering out a filtration object contained in a fluid;
- and
- a support base member disposed on at least one main surface of the porous metal film, the support base member supporting the porous metal film, the support base member having an opening that exposes a part of the porous metal film, an inner peripheral surface of the opening being undulated.
A method for forming a filtration filter, comprising:
- forming a porous metal film, and
- forming a support base on at least one main surface of the porous metal film such that the support base member has an opening that exposes part of the porous metal film, an inner peripheral surface of the opening being undulated.
Dependencies are inferred from the claim text.