NO895212L - Konstanttrykkregulering av hoevelblad. - Google Patents

Konstanttrykkregulering av hoevelblad.

Info

Publication number: NO895212L
Authority: NO; Norway
Prior art keywords: hoevelblad; constant pressure; pressure regulation; regulation; constant
Prior art date: 1987-06-26

Application number

NO89895212A

Other languages

English (en)

Other versions

NO895212D0 (no

NO168127C (no

NO168127B (no

Inventor

Karl-Jonas Jonasson

Bo Tibaeck

Lars-Aake Hedberg

Alf Wallin

Original Assignee

Maskin Ab Tube

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.)

1987-06-26

Filing date

1989-12-22

Publication date

1989-12-22

1989-12-22 Application filed by Maskin Ab Tube filed Critical Maskin Ab Tube

1989-12-22 Publication of NO895212D0 publication Critical patent/NO895212D0/no

1989-12-22 Publication of NO895212L publication Critical patent/NO895212L/no

1991-10-07 Publication of NO168127B publication Critical patent/NO168127B/no

1992-01-15 Publication of NO168127C publication Critical patent/NO168127C/no

Classifications

- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
- E02F3/844—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Mining & Mineral Resources (AREA)
Civil Engineering (AREA)
General Engineering & Computer Science (AREA)
Structural Engineering (AREA)
Operation Control Of Excavators (AREA)
Fluid-Pressure Circuits (AREA)
Unwinding Webs (AREA)

NO895212A 1987-06-26 1989-12-22 Fremgangsmaate og innretning for konstanttrykkregulering for et arbeidsblad paa f.eks. en veimaskin NO168127C (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE8702668A SE456682B (sv)	1987-06-26	1987-06-26	Saett och anordning foer konstanttryckreglering av ett vaeghyvelblad
PCT/SE1988/000328 WO1988010342A1 (en)	1987-06-26	1988-06-16	Constant pressure regulation of grader blades

Publications (4)

Publication Number	Publication Date
NO895212D0 NO895212D0 (no)	1989-12-22
NO895212L true NO895212L (no)	1989-12-22
NO168127B NO168127B (no)	1991-10-07
NO168127C NO168127C (no)	1992-01-15

Family

ID=20368997

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO895212A NO168127C (no)	1987-06-26	1989-12-22	Fremgangsmaate og innretning for konstanttrykkregulering for et arbeidsblad paa f.eks. en veimaskin

Country Status (9)

Country	Link
US (1)	US5044446A (no)
EP (1)	EP0377576B1 (no)
JP (1)	JPH03500190A (no)
CA (1)	CA1316794C (no)
DE (1)	DE3868937D1 (no)
FI (1)	FI88949C (no)
NO (1)	NO168127C (no)
SE (1)	SE456682B (no)
WO (1)	WO1988010342A1 (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5697452A (en) *	1995-12-05	1997-12-16	American Roller Bushing Corporation	Sod roll laying apparatus and method
US5647439A (en) *	1995-12-14	1997-07-15	Caterpillar Inc.	Implement control system for locating a surface interface and removing a layer of material
US5718115A (en) *	1996-05-31	1998-02-17	Aim, Inc.	Constant force hydraulic control system
WO2001017330A1 (en) *	1999-09-03	2001-03-15	Wojanis James R	Hydraulic plow balancing system
WO2004083528A1 (en) *	2003-03-17	2004-09-30	Kalannin Kaspek Oy	Ice resurfacing machine as well as system and method for ice maintenance
US8858151B2 (en) *	2011-08-16	2014-10-14	Caterpillar Inc.	Machine having hydraulically actuated implement system with down force control, and method
DE102014202766B4 (de) *	2014-02-14	2023-04-27	Thomas Löcher	Anordnung zur Regelung eines hydraulischen Antriebselements
US10624263B2 (en) *	2016-06-21	2020-04-21	Macdon Industries Ltd	Crop machine with an electronically controlled hydraulic cylinder flotation system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1954194A1 (de) *	1969-10-28	1971-05-06	Zinser Textilmaschinen Gmbh	Hydraulische Antriebsvorrichtung zum Changieren von die Fadenaufwindung steuernden Baenken
GB1261134A (en) *	1969-11-05	1972-01-19	Ch Traktorny Zd	Directional control valves for the power cylinders of operating elements of machines
US3872670A (en) *	1973-05-02	1975-03-25	Caterpillar Tractor Co	Selectively actuatable shock absorbing system for an implement control circuit
US4024796A (en) *	1975-09-24	1977-05-24	Caterpillar Tractor Co.	Float control electrical circuit for a blade
US4353423A (en) *	1977-09-21	1982-10-12	Kep Enterprises	Hydraulic reset for tillage and seeding equipment
JPS5563003A (en) *	1978-11-01	1980-05-12	Caterpillar Tractor Co	Hydraulic control circuit with quick drop valve
US4341149A (en) *	1979-08-30	1982-07-27	Caterpillar Tractor Co.	Selectively actuatable fluid control system for a work element
US4372193A (en) *	1980-12-24	1983-02-08	Caterpillar Tractor Co.	System with constant force actuator
DE3739525A1 (de) *	1987-11-21	1989-06-01	Orenstein & Koppel Ag	Planierfahrzeug

1987
- 1987-06-26 SE SE8702668A patent/SE456682B/sv not_active IP Right Cessation
1988
- 1988-06-16 WO PCT/SE1988/000328 patent/WO1988010342A1/en active IP Right Grant
- 1988-06-16 DE DE8888906169T patent/DE3868937D1/de not_active Expired - Fee Related
- 1988-06-16 CA CA000569616A patent/CA1316794C/en not_active Expired - Fee Related
- 1988-06-16 US US07/457,727 patent/US5044446A/en not_active Expired - Fee Related
- 1988-06-16 EP EP88906169A patent/EP0377576B1/en not_active Expired - Lifetime
- 1988-06-16 JP JP63505574A patent/JPH03500190A/ja active Pending
1989
- 1989-12-22 NO NO895212A patent/NO168127C/no unknown
- 1989-12-22 FI FI896247A patent/FI88949C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
CA1316794C (en)	1993-04-27
NO895212D0 (no)	1989-12-22
SE456682B (sv)	1988-10-24
WO1988010342A1 (en)	1988-12-29
FI896247A0 (fi)	1989-12-22
US5044446A (en)	1991-09-03
EP0377576A1 (en)	1990-07-18
EP0377576B1 (en)	1992-03-04
JPH03500190A (ja)	1991-01-17
NO168127C (no)	1992-01-15
FI88949C (fi)	1993-07-26
FI88949B (fi)	1993-04-15
DE3868937D1 (de)	1992-04-09
NO168127B (no)	1991-10-07
SE8702668D0 (sv)	1987-06-26

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