GB190713152A - Improvements in Vacuum Pumps. - Google Patents

Improvements in Vacuum Pumps.

Info

Publication number
GB190713152A
GB190713152A GB190713152DA GB190713152A GB 190713152 A GB190713152 A GB 190713152A GB 190713152D A GB190713152D A GB 190713152DA GB 190713152 A GB190713152 A GB 190713152A
Authority
GB
United Kingdom
Prior art keywords
vacuum pumps
mercury
valves
lowden
trapped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Tom Wiseman Lowden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of GB190713152A publication Critical patent/GB190713152A/en
Expired legal-status Critical Current

Links

Landscapes

  • Applications Or Details Of Rotary Compressors (AREA)
  • Reciprocating Pumps (AREA)
  • Compressor (AREA)

Abstract

13,152. Lowden, T. W. June 6. Check valves.- Valves d for an oscillating mercury pump are made hollow and weighted with mercury. They are provided with guiding-projections d<1>, and a portion of mercury is trapped by them in their fall to form a liquid seal.
GB190713152D 1907-06-06 1907-06-06 Improvements in Vacuum Pumps. Expired GB190713152A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190713152T 1907-06-06

Publications (1)

Publication Number Publication Date
GB190713152A true GB190713152A (en) 1908-03-19

Family

ID=32633591

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190713152D Expired GB190713152A (en) 1907-06-06 1907-06-06 Improvements in Vacuum Pumps.

Country Status (1)

Country Link
GB (1) GB190713152A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572959A (en) * 1992-06-30 1996-11-12 Fanja Ltd. Method for controlling the working cycle in an internal combustion engine and an engine for performing said method
US6260532B1 (en) 1998-09-28 2001-07-17 Edward Charles Mendler Rigid crankshaft cradle and actuator
US6443107B1 (en) 1999-05-27 2002-09-03 Edward Charles Mendler Rigid crankshaft cradle and actuator
US6637384B1 (en) 1999-11-12 2003-10-28 Edward Charles Mendler Rigid crankshaft cradle and actuator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572959A (en) * 1992-06-30 1996-11-12 Fanja Ltd. Method for controlling the working cycle in an internal combustion engine and an engine for performing said method
US6260532B1 (en) 1998-09-28 2001-07-17 Edward Charles Mendler Rigid crankshaft cradle and actuator
US6443107B1 (en) 1999-05-27 2002-09-03 Edward Charles Mendler Rigid crankshaft cradle and actuator
US6637384B1 (en) 1999-11-12 2003-10-28 Edward Charles Mendler Rigid crankshaft cradle and actuator

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