Title:
VACUUM PACKAGING MACHINE
Document Type and Number:
Japanese Patent JP2019108156
Kind Code:
A
Abstract:
To prevent oil contained in the exhaust of a rotary vacuum pump from adhering to other machine part inside the casing of a vacuum packaging machine and from scattering outside of the casing.SOLUTION: A vacuum packaging machine 10 includes a chamber 20 in an upper part of a casing 11, a sealing device 30 provided in the chamber 20, and an oil circulation type oil rotary vacuum pump 40 provided under the casing 11 for degassing the chamber 20 to make it under negative pressure, the lower part of the casing 11 has an exhaust passage 60a for passing the exhaust released from the exhaust port 40a of the oil rotary vacuum pump 40, and an oil catch duct 60 for collecting oil by causing oil contained in the exhaust passing through the exhaust passage 60a to adhere to the inner wall surface was provided.SELECTED DRAWING: Figure 2
Inventors:
SUZUKI YUYA
SOFUGAWA TAKENOBU
KONDO NAOSHI
SOFUGAWA TAKENOBU
KONDO NAOSHI
Application Number:
JP2017243099A
Publication Date:
July 04, 2019
Filing Date:
December 19, 2017
Export Citation:
Assignee:
HOSHIZAKI CORP
International Classes:
B65B31/02; F04C25/02
Domestic Patent References:
| JP2017047916A | 2017-03-09 | |||
| JPH01308719A | 1989-12-13 | |||
| JPH04209987A | 1992-07-31 | |||
| JPS52133379U | 1977-10-11 | |||
| JP2003065269A | 2003-03-05 | |||
| JPS6077787U | 1985-05-30 | |||
| JP2013244419A | 2013-12-09 |
Foreign References:
| US20100183467A1 | 2010-07-22 |
Attorney, Agent or Firm:
Teruichi Hase
Yusuke Nagai
Yusuke Nagai