NL191147C - Rotary valve with crane arm, suitable for conversion to non-slewing operation. - Google Patents

Rotary valve with crane arm, suitable for conversion to non-slewing operation.

Info

Publication number
NL191147C
NL191147C NL8902558A NL8902558A NL191147C NL 191147 C NL191147 C NL 191147C NL 8902558 A NL8902558 A NL 8902558A NL 8902558 A NL8902558 A NL 8902558A NL 191147 C NL191147 C NL 191147C
Authority
NL
Netherlands
Prior art keywords
conversion
rotary valve
crane arm
slewing operation
slewing
Prior art date
Application number
NL8902558A
Other languages
Dutch (nl)
Other versions
NL191147B (en
NL8902558A (en
Original Assignee
Sprengel Heinz
Sprengel Ernst Helmuth
Weingarten Gunter
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 Sprengel Heinz, Sprengel Ernst Helmuth, Weingarten Gunter filed Critical Sprengel Heinz
Publication of NL8902558A publication Critical patent/NL8902558A/en
Publication of NL191147B publication Critical patent/NL191147B/en
Application granted granted Critical
Publication of NL191147C publication Critical patent/NL191147C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/60—Derricks
    • B66C23/605—Derricks employing ships' masts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jib Cranes (AREA)
NL8902558A 1988-10-15 1989-10-16 Rotary valve with crane arm, suitable for conversion to non-slewing operation. NL191147C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19883835231 DE3835231A1 (en) 1988-10-15 1988-10-15 Combined A-frame/slewing crane
DE3835231 1988-10-15

Publications (3)

Publication Number Publication Date
NL8902558A NL8902558A (en) 1990-05-01
NL191147B NL191147B (en) 1994-09-16
NL191147C true NL191147C (en) 1995-02-16

Family

ID=6365242

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8902558A NL191147C (en) 1988-10-15 1989-10-16 Rotary valve with crane arm, suitable for conversion to non-slewing operation.

Country Status (3)

Country Link
DE (1) DE3835231A1 (en)
FI (1) FI92573C (en)
NL (1) NL191147C (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR771409A (en) * 1934-03-07 1934-10-08 Jules Weitz Fils De Assembly method of tower lifting cranes
DE976018C (en) * 1953-05-21 1963-01-17 Hans Tax Tower crane with a tower that can be erected around a horizontal axis of the crane carriage
DE959221C (en) * 1954-10-27 1957-02-28 Werner Weissmann Dipl Ing Cable guide for the luffing mechanism of a tower crane
DE3521833A1 (en) * 1985-06-19 1987-01-02 Blohm Voss Ag Mast crane

Also Published As

Publication number Publication date
FI894878A0 (en) 1989-10-13
FI92573C (en) 1994-12-12
NL191147B (en) 1994-09-16
FI92573B (en) 1994-08-31
NL8902558A (en) 1990-05-01
DE3835231A1 (en) 1990-04-19

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20010501