DK360979A - Skibsskrue - Google Patents

Skibsskrue

Info

Publication number: DK360979A
Authority: DK; Denmark
Prior art keywords: casing; screw propeller; screw; blades; less prone
Prior art date: 1978-08-30

Application number

DK360979A

Other languages

English (en)

Other versions

DK155826C (da

DK155826B (da

Inventor

L G Church

Original Assignee

Propeller Design Ltd

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.)

1978-08-30

Filing date

1979-08-29

Publication date

1980-03-01

1979-08-29 Application filed by Propeller Design Ltd filed Critical Propeller Design Ltd

1980-03-01 Publication of DK360979A publication Critical patent/DK360979A/da

1989-05-22 Publication of DK155826B publication Critical patent/DK155826B/da

1989-10-30 Application granted granted Critical

1989-10-30 Publication of DK155826C publication Critical patent/DK155826C/da

Links

238000013016 damping Methods 0.000 abstract 1
230000000694 effects Effects 0.000 abstract 1
230000007935 neutral effect Effects 0.000 abstract 1

Landscapes

Structures Of Non-Positive Displacement Pumps (AREA)
Screw Conveyors (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

DK360979A 1978-08-30 1979-08-29 Skibsringskrue DK155826C (da)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
NZ18829878		1978-08-30
NZ18829878		1978-08-30
NZ18829879		1979-05-23
NZ18829879A NZ188298A (en)	1978-08-30	1979-05-23	Shrouded marine propeller

Publications (3)

Publication Number	Publication Date
DK360979A true DK360979A (da)	1980-03-01
DK155826B DK155826B (da)	1989-05-22
DK155826C DK155826C (da)	1989-10-30

Family

ID=26650040

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK360979A DK155826C (da)	1978-08-30	1979-08-29	Skibsringskrue

Country Status (6)

Country	Link
JP (1)	JPH021199Y2 (da)
BR (1)	BR7905471A (da)
DK (1)	DK155826C (da)
NO (1)	NO148179C (da)
NZ (1)	NZ188298A (da)
ZA (1)	ZA794599B (da)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2426742A (en) *	1943-11-20	1947-09-02	Felix W Pawlowski	Screw propeller
GB1325395A (en) *	1971-11-16	1973-08-01	Townshend R C	Marine ring propellers
JPS5246131U (da) *	1975-09-29	1977-04-01
JPS52156098U (da) *	1976-05-20	1977-11-26

1979
- 1979-05-23 NZ NZ18829879A patent/NZ188298A/xx unknown
- 1979-08-24 BR BR7905471A patent/BR7905471A/pt unknown
- 1979-08-28 NO NO792779A patent/NO148179C/no unknown
- 1979-08-29 DK DK360979A patent/DK155826C/da not_active IP Right Cessation
- 1979-08-30 ZA ZA00794599A patent/ZA794599B/xx unknown
1986
- 1986-07-14 JP JP1986107963U patent/JPH021199Y2/ja not_active Expired

Also Published As

Publication number	Publication date
ZA794599B (en)	1980-09-24
NZ188298A (en)	1982-12-07
BR7905471A (pt)	1980-07-15
JPS6212596U (da)	1987-01-26
DK155826C (da)	1989-10-30
NO148179C (no)	1983-08-24
DK155826B (da)	1989-05-22
NO148179B (no)	1983-05-16
NO792779L (no)	1980-03-03
JPH021199Y2 (da)	1990-01-11

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Legal Events

Date	Code	Title	Description
1992-04-21	PBP	Patent lapsed