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Patent Searching and Data


Title:
FILLING PUMP AND FILLING DEVICE
Document Type and Number:
Japanese Patent JP2014152702
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a filling pump easy in maintenance and capable of reducing costs with a simple constitution.SOLUTION: A filling pump 10 includes a cylinder 13 having first and second end plates 11 and 12, a piston 14, a piston rod 15, and a coil spring 17, and supplies a liquid and compressed air to a container 40 by operation of the piston 14 through the piston rod 15 under cooperation of the compressed air and the coil spring 17. The first end plate 11 has a first flow channel 11B into which the compressed air flows, and a second flow channel 11C from which the compressed air in the cylinder 13 flows out. The second end plate 12 has a third flow channel 12A from which the liquid from the inside of the cylinder 13 flows out, and a forth flow channel 12B through which the liquid flows into the cylinder 13 when the piston 14 returns. The piston rod 15 has a groove 15B communicating the inside of the cylinder 13 with the second flow channel 11A at a position where the piston 14 contacts the second end plate 12.

Inventors:
MAKISHIMA AKITOMO
Application Number:
JP2013022964A
Publication Date:
August 25, 2014
Filing Date:
February 08, 2013
Export Citation:
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Assignee:
R & R GIKO:KK
International Classes:
F04B9/12; B65B3/12; B65B3/14; F04B13/02; F04B19/06; F04B39/12
Attorney, Agent or Firm:
Obara 肇