Suction nozzle and abnormality detection device therefor

US9109986B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9109986-B2
Application numberUS-201214373116-A
CountryUS
Kind codeB2
Filing dateJan 19, 2012
Priority dateJan 19, 2012
Publication dateAug 18, 2015
Grant dateAug 18, 2015

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Abstract

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An abnormality detection device including an air flow path that is opened and closed by a vertical movement of a nozzle piston in a nozzle holder of a suction nozzle, an air supply path that supplies air to the air flow path, and a flow sensor that detects an amount of air flow in the air supply path. The amount of air flow in the air flow path of the nozzle holder is monitored and based on an output signal from the flow sensor a defect the vertical movement of the nozzle piston is detected.

First claim

Opening claim text (preview).

The invention claimed is: 1. An abnormality detection device for a suction nozzle including a nozzle holder, a nozzle portion that adsorbs a component, the nozzle portion being vertically movable, and biasing means for biasing downward the nozzle portion, the abnormality detection device comprising: an air flow path in the nozzle holder that is opened and closed by vertical movement of the nozzle portion; and detection means for detecting an amount or a pressure of air flow in t…

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What does patent US9109986B2 cover?
An abnormality detection device including an air flow path that is opened and closed by a vertical movement of a nozzle piston in a nozzle holder of a suction nozzle, an air supply path that supplies air to the air flow path, and a flow sensor that detects an amount of air flow in the air supply path. The amount of air flow in the air flow path of the nozzle holder is monitored and based on an …
Who is the assignee on this patent?
Nishiyama Satoru, Fuji Machine Mfg
What technology area does this patent fall under?
Primary CPC classification G01N19/00. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Aug 18 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).