Rotor Type Pump
US 08684713 B2 Patent Summary
Abstract
A rotor type pump is provided. A rotor rotates and closely contacts an inner surface of a chamber, and a cam controls a sealing part, so that during a compression procedure, the sealing part, a convex surface of the rotor, and an inner surface of the chamber form a substantially hermetic space, and when a gas in the chamber …
Legal parties
| Party | |
|---|---|
| Inventors (applicants): | Pang-Chian Lio |
| Agents: | WPAT, P.C. (attorney), Anthony King (attorney) |
The application was examined by Theresa Trieu (USPTO dept. 3748)
Claims
- 1. A rotor type pump, comprising: …
- 2. The rotor type pump according to claim 1 , wherein the body further comprises …
- 3. The rotor type pump according to claim 1 , wherein the body comprises two accommodating …
International priority data
CN: 2009 1 0174216 / Sep. 23, 2009 (national)
Cited documents
Patents
- Jaworowski US 1698815 A / 418/60, Jan. 1, 1929
- CN 2767709 Y, Mar. 1, 2006
- Chavous US 151472 A / 418/243, Jun. 1, 1874
- Matsumoto et al. US 6824367 B2 / 418/11, Nov. 1, 2004
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- CN 101105174 A, Jan. 1, 2008
- EP 0008531 A1, Mar. 1, 1980
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- CN 2156304 Y, Feb. 1, 1994
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- CN 2558791 Y, Jul. 1, 2003
Drawings
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Brief Description of the Drawings
FIG. 1A is an axial cross-sectional view of a rotor type pump according to a first embodiment of the present invention; FIG. 1B is a cross-sectional view along 1B-1B …
Description
Background of the Invention
1. Field of the Invention The present invention relates to a rotor type pump, and more particularly to a rotating rotor type pump. 2. Description of the Related Art High …
Preferred Embodiment of the Present Invention
In order to make technical features, objectives, and effects of the present invention more comprehensible, a detailed description of the present invention is given below by reference to the accompanying …
More details about Rotor Type Pump
Miscellaneous patent data
The exemplary claims include number 1, the exemplary patent drawings are Cross-sectional view along 1C-1C in FIG., cross-sectional view of a rotor, Rotor Type Pump, Cross-sectional view along 1B-1B in FIG., the application publication date is Aug. 27, 2010, the invention is named Rotor Type Pump, the grant date is Apr. 1, 2014 (publication date), similar patents are classified under having the characteristics covered by two or more of groups F03C 2/02, F03C 2/08, F03C 2/22, F03C 2/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members, Rotary-piston engines, Encompassing moving member interconnects plural vanes, in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders, Multiple units, Distribution members specially adapted for multiple-cylinder engines, Outer cylinder member immersed or submerged in non-working fluid, Rotor has one more lobe than cylinder, Abutment position adjustment, cylinders in star- or fan-arrangement, the primary classification Seal element between working member and cylinder has been designated to the document, claims 1-15 comprise the invention scope, the grant publication number is 08684713, 13 figures depict the invention details, the invention description is illustrated by 11 drawings, the applicant's name is Lio Pang-Chian, the known inventor's name is Lio Pang-Chian, particularly claims a rotor type pump, comprising…, the published agent's organization is WPAT, P.C., the term of the patent was extended by 175 days, the application number is 13/381,527 (U.S.), invented by Pang-Chian Lio, an application examiner - Theresa Trieu (3748 USPTO department).
Invention classification information
The invention is classified under Oscillating-piston engines, Seal element between working member and cylinder, Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C 2/00-F04C 14/00, Miscellaneous, Positively Actuated Abutment, Rotary-piston machines or pumps, Sliding abutment, Spring or fluid biased in opposite direction, With relatively movable partition member. The designated search classifications include Fluid biased, Weight Balanced Working Member or Partition, Positively Actuated Abutment, Rotating inner working or reacting member repositioned relative to cylinder, Sliding abutment, Seal element between working member and cylinder, Miscellaneous, Spring or fluid biased in opposite direction, With relatively movable partition member, Multistage.