CA962553A - Two-speed pump - Google Patents
Two-speed pumpInfo
- Publication number
- CA962553A CA962553A CA143,138A CA143138A CA962553A CA 962553 A CA962553 A CA 962553A CA 143138 A CA143138 A CA 143138A CA 962553 A CA962553 A CA 962553A
- Authority
- CA
- Canada
- Prior art keywords
- speed pump
- pump
- speed
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/18—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the effective cross-section of the working surface of the piston
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/26—Adaptations or arrangements of pistons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18552871A | 1971-10-01 | 1971-10-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA962553A true CA962553A (en) | 1975-02-11 |
Family
ID=22681351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA143,138A Expired CA962553A (en) | 1971-10-01 | 1972-05-26 | Two-speed pump |
Country Status (3)
Country | Link |
---|---|
US (1) | US3775027A (en) |
JP (1) | JPS558920B2 (en) |
CA (1) | CA962553A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5029841A (en) * | 1973-07-17 | 1975-03-25 | ||
JPS5090747A (en) * | 1973-12-21 | 1975-07-21 | ||
JPS5095579A (en) * | 1973-12-29 | 1975-07-30 | ||
US4386889A (en) * | 1981-08-17 | 1983-06-07 | Tichy James B | Radial wave pump |
US4497501A (en) * | 1981-10-26 | 1985-02-05 | Equipment Company Of America | Pallet truck with hydraulic lift |
US4589669A (en) * | 1981-10-26 | 1986-05-20 | Equipment Company Of America | Pallet truck with hydraulic lift |
US4519752A (en) * | 1982-09-03 | 1985-05-28 | Applied Power Inc. | Control system for a variable displacement pump |
DD250705A1 (en) * | 1986-07-07 | 1987-10-21 | Madix Dresden Veb | HYDRAULIC POWER GENERATOR |
US5013198A (en) * | 1988-11-30 | 1991-05-07 | Schultz Richard A | Air-hydraulic pump with auxiliary pumping means |
DE19747852A1 (en) * | 1997-10-30 | 1999-05-06 | Bosch Gmbh Robert | Piston pump |
US5887431A (en) * | 1997-11-06 | 1999-03-30 | Wu; Kai-Ping | Oil cylinder for a stand carriage |
US7465739B2 (en) | 2003-06-10 | 2008-12-16 | Solvay Pharmaceuticals B.V. | Compounds and their use in therapy |
DE102005034571A1 (en) * | 2004-11-12 | 2006-07-20 | Continental Teves Ag & Co. Ohg | Electrohydraulic unit |
US20100096606A1 (en) * | 2008-10-16 | 2010-04-22 | Wen-Ching Lee | Hydraulic jack for pallet truck |
US9175676B2 (en) * | 2009-12-08 | 2015-11-03 | Les Chaussures Stc Inc. | Fluid compression system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1263401A (en) * | 1917-05-04 | 1918-04-23 | William M Fraser | Pump. |
US2050000A (en) * | 1934-06-04 | 1936-08-04 | Elmer S Frost | Lift truck |
US2185264A (en) * | 1936-08-26 | 1940-01-02 | Bendix Aviat Corp | Fluid pressure producing device |
US2370681A (en) * | 1943-06-24 | 1945-03-06 | Auto Specialties Mfg Co | Automobile jack |
US2703191A (en) * | 1952-07-10 | 1955-03-01 | K P Mfg Co | Multistage lubricating gun |
US3112705A (en) * | 1961-10-05 | 1963-12-03 | Jane Wallen | Two-speed hydraulic pumps |
-
1971
- 1971-10-01 US US00185528A patent/US3775027A/en not_active Expired - Lifetime
-
1972
- 1972-05-26 CA CA143,138A patent/CA962553A/en not_active Expired
- 1972-09-27 JP JP9630772A patent/JPS558920B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS558920B2 (en) | 1980-03-06 |
US3775027A (en) | 1973-11-27 |
JPS4842271A (en) | 1973-06-20 |
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