Title:
【発明の名称】携帯式ベロー形手動空気サンプリングポンプ
Document Type and Number:
Japanese Patent JP2938473
Kind Code:
B2
Abstract:
A hand-held air sampling pump can be operated with one hand to consistently sample an exact, predetermined volume of air by causing a bellows to compress and then elongate to form a vacuum inside of the bellows to draw an air sample through a detector tube and into the bellows.
Inventors:
ROBAATO SUTANREI KASHU
KUREITON JEEMUZU BOSAATO
KUREITON JEEMUZU BOSAATO
Application Number:
JP20583389A
Publication Date:
August 23, 1999
Filing Date:
August 10, 1989
Export Citation:
Assignee:
MAIN SEIFUTEI APURAIANSESU CO
International Classes:
F04B33/00; F04B45/02; G01N1/24; (IPC1-7): F04B45/02; F04B33/00; G01N1/24
Domestic Patent References:
| JP5587044A | ||||
| JP58170866A | ||||
| JP63109373A | ||||
| JP5768188U |
Attorney, Agent or Firm:
Keiichi Shimizu