IT1081901B - Freno idrocinetico in particolare per torri di trivellazioni petroli fere - Google Patents

Freno idrocinetico in particolare per torri di trivellazioni petroli fere

Info

Publication number
IT1081901B
IT1081901B IT4889377A IT4889377A IT1081901B IT 1081901 B IT1081901 B IT 1081901B IT 4889377 A IT4889377 A IT 4889377A IT 4889377 A IT4889377 A IT 4889377A IT 1081901 B IT1081901 B IT 1081901B
Authority
IT
Italy
Prior art keywords
hydrokinetic brake
filling towers
petroleum filling
petroleum
towers
Prior art date
Application number
IT4889377A
Other languages
English (en)
Italian (it)
Original Assignee
Parmac Inc
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
Priority claimed from US05/676,487 external-priority patent/US4043434A/en
Application filed by Parmac Inc filed Critical Parmac Inc
Application granted granted Critical
Publication of IT1081901B publication Critical patent/IT1081901B/it

Links

Classifications

    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
    • F16D57/005—Details of blades, e.g. shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/026—Fluid-resistance brakes
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
    • F16D57/04—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders with blades causing a directed flow, e.g. Föttinger type

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
IT4889377A 1976-04-13 1977-04-08 Freno idrocinetico in particolare per torri di trivellazioni petroli fere IT1081901B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/676,487 US4043434A (en) 1974-08-29 1976-04-13 Mechanically adjustable dual pocket hydromatic brake

Publications (1)

Publication Number Publication Date
IT1081901B true IT1081901B (it) 1985-05-21

Family

ID=24714716

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4889377A IT1081901B (it) 1976-04-13 1977-04-08 Freno idrocinetico in particolare per torri di trivellazioni petroli fere

Country Status (11)

Country Link
JP (1) JPS52124582A (nl)
AR (1) AR210301A1 (nl)
AU (1) AU514850B2 (nl)
BR (1) BR7702267A (nl)
CA (1) CA1058053A (nl)
DE (1) DE2716126A1 (nl)
FR (1) FR2348396A1 (nl)
IT (1) IT1081901B (nl)
MX (1) MX144116A (nl)
NL (1) NL7703953A (nl)
RO (1) RO77306A (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS221867B1 (en) * 1981-03-04 1983-04-29 Jan Dostal Hydrodynamical brake
DE3535494A1 (de) * 1985-10-04 1987-04-16 Voith Gmbh J M Hydrodynamischer retarder
EP0491817B1 (de) * 1989-09-08 1995-05-03 ZF FRIEDRICHSHAFEN Aktiengesellschaft Vorrichtung zur reduzierung von leerlaufverlusten bei hydrodynamischen bremsen
DE19628950C2 (de) * 1996-07-18 1999-09-23 Voith Turbo Beteiligungs Gmbh Tiefbohrvorrichtung, Tiefbohrpumpenvorrichtung und Verwendung eines hydrodynamischen Retarders zur Kompensation von im Antriebssystem vom Abtrieb ausgelöster Rückstellmomente

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR862257A (fr) * 1939-08-18 1941-03-03 Heenan & Froude Ltd Perfectionnements apportés aux dynamomètres hydrauliques
US2392520A (en) * 1940-08-08 1946-01-08 Benz Helmut Combined hydromechanical gear
US2768711A (en) * 1951-10-12 1956-10-30 Clayton Manufacturing Co Hydro-kinetic apparatus
DE1121841B (de) * 1953-05-06 1962-01-11 Clayton Manufacturing Co Hydrokinetische Bremseinrichtung fuer Dynamometer
US2890661A (en) * 1955-09-12 1959-06-16 Gen Motors Corp Hydraulic coupling
FR1370591A (fr) * 1963-03-15 1964-08-28 Ferodo Sa Transmission hydraulique
DE1209145B (de) * 1964-07-04 1966-01-20 Maybach Motorenbau Gmbh Steuerung einer hydrodynamischen Bremse, insbesondere in Schienentriebfahrzeugen

Also Published As

Publication number Publication date
AR210301A1 (es) 1977-07-15
MX144116A (es) 1981-08-27
DE2716126A1 (de) 1977-10-27
BR7702267A (pt) 1978-01-17
CA1058053A (en) 1979-07-10
NL7703953A (nl) 1977-10-17
RO77306A (ro) 1981-11-04
AU2401577A (en) 1978-10-12
FR2348396A1 (fr) 1977-11-10
AU514850B2 (en) 1981-03-05
JPS52124582A (en) 1977-10-19

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