IT1055393B - Mezzi di comando regolabili per la sincronizzazione del funzionamento di una pompa singola con una molteplicita di valvole di comando - Google Patents
Mezzi di comando regolabili per la sincronizzazione del funzionamento di una pompa singola con una molteplicita di valvole di comandoInfo
- Publication number
- IT1055393B IT1055393B IT20378/76A IT2037876A IT1055393B IT 1055393 B IT1055393 B IT 1055393B IT 20378/76 A IT20378/76 A IT 20378/76A IT 2037876 A IT2037876 A IT 2037876A IT 1055393 B IT1055393 B IT 1055393B
- Authority
- IT
- Italy
- Prior art keywords
- synchronization
- single pump
- control means
- control valves
- adjustable
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G9/00—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously
- G05G9/06—Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlled members being actuated successively by repeated movement of the controlling member
-
- 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
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/52—Mechanical actuating means with crank, eccentric, or cam
- F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S60/00—Power plants
- Y10S60/911—Fluid motor system incorporating electrical system
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Fluid-Pressure Circuits (AREA)
- Reciprocating Pumps (AREA)
- Mechanically-Actuated Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/572,995 US3962871A (en) | 1975-04-30 | 1975-04-30 | Control means adjustably synchronizing operation of a single pump with a plurality of control valves |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1055393B true IT1055393B (it) | 1981-12-21 |
Family
ID=24290215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20378/76A IT1055393B (it) | 1975-04-30 | 1976-02-20 | Mezzi di comando regolabili per la sincronizzazione del funzionamento di una pompa singola con una molteplicita di valvole di comando |
Country Status (6)
Country | Link |
---|---|
US (1) | US3962871A (it) |
CA (1) | CA1028225A (it) |
ES (1) | ES444214A1 (it) |
FR (1) | FR2309747A1 (it) |
GB (1) | GB1480041A (it) |
IT (1) | IT1055393B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121687A (en) * | 1976-11-08 | 1978-10-24 | Ulrich Supply Company, Inc. | Control system for hydraulic lifts |
US4099378A (en) * | 1977-01-17 | 1978-07-11 | Caterpillar Tractor Co. | Blocking valve for power steering for lift trucks |
GB1527957A (en) * | 1977-03-22 | 1978-10-11 | Towmotor Corp | Motor control |
DE2718641C2 (de) * | 1977-04-27 | 1986-05-07 | Mannesmann Rexroth GmbH, 8770 Lohr | Steuerblock mit elektrischer Ein- und Ausschaltvorrichtung für die Hydropumpe von elektrisch betriebenen Hubfahrzeugen |
GB2085557B (en) * | 1980-05-05 | 1983-08-03 | Towmotor Corp | Potentiometer and switch control arrangement |
US4330007A (en) * | 1980-05-05 | 1982-05-18 | Towmotor Corporation | Potentiometer and switch control arrangement |
JPH0642257Y2 (ja) * | 1989-04-13 | 1994-11-02 | 株式会社豊田自動織機製作所 | フォークリフトの荷役操作装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2738087A (en) * | 1952-05-15 | 1956-03-13 | John Reginald Sharp | Fork lift truck |
DE929479C (de) * | 1953-04-09 | 1955-06-27 | Sig Schweiz Industrieges | Schalteinrichtung fuer die hydraulische Anlage von Hubstapelfahrzeugen |
FR1231672A (fr) * | 1957-09-04 | 1960-09-30 | Lansing Bagnall Ltd | Perfectionnements aux systèmes de soupapes pour circuits de liquide sous pression |
US3014344A (en) * | 1958-06-27 | 1961-12-26 | Lansing Bagnall Ltd | Control-gear for hydraulic circuits |
US3216599A (en) * | 1962-10-15 | 1965-11-09 | Grand Specialties Company | Lift truck with a detachable mast assembly, and a propelling and elevating control system |
US3354789A (en) * | 1965-12-29 | 1967-11-28 | Clark Equipment Co | Control system |
GB1236442A (en) * | 1968-06-06 | 1971-06-23 | Lansing Bagnall Ltd | Improvements in load raising and lowering devices |
DE1807172A1 (de) * | 1968-11-06 | 1970-06-11 | Bosch Gmbh Robert | Einrichtung zur elektrohydraulischen Fernsteuerung hydraulischer Wegeventile |
DE1807171A1 (de) * | 1968-11-06 | 1970-06-18 | Bosch Gmbh Robert | Einrichtung zur elektrohydraulischen Fernsteuerung hydraulischer Wegeventile |
DE2119129A1 (de) * | 1971-04-20 | 1972-11-16 | Linde Ag, 6200 Wiesbaden | Steuerventilbetätigung für Gabelstapler |
DE2259294C3 (de) * | 1972-12-04 | 1979-01-04 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische Einrichtung zum Steuern einer Anlage mit wenigstens einem Verbraucher |
-
1975
- 1975-04-30 US US05/572,995 patent/US3962871A/en not_active Expired - Lifetime
- 1975-12-29 GB GB52973/75A patent/GB1480041A/en not_active Expired
-
1976
- 1976-01-12 ES ES444214A patent/ES444214A1/es not_active Expired
- 1976-01-16 CA CA243,665A patent/CA1028225A/en not_active Expired
- 1976-01-21 FR FR7601604A patent/FR2309747A1/fr active Granted
- 1976-02-20 IT IT20378/76A patent/IT1055393B/it active
Also Published As
Publication number | Publication date |
---|---|
GB1480041A (en) | 1977-07-20 |
US3962871A (en) | 1976-06-15 |
FR2309747A1 (fr) | 1976-11-26 |
CA1028225A (en) | 1978-03-21 |
ES444214A1 (es) | 1977-05-16 |
AU1011576A (en) | 1977-07-14 |
FR2309747B1 (it) | 1980-11-07 |
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