CA948469A - Depth control means for a moldboard plow - Google Patents

Depth control means for a moldboard plow

Info

Publication number: CA948469A
Authority: CA; Canada
Prior art keywords: control means; depth control; moldboard plow; moldboard; plow
Prior art date: 1971-07-26
Legal status (The legal status 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 status listed.): Expired

Application number

CA133,572A

Other versions

CA133572S (en

Inventor

James F. Sullivan

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Deere and Co

Original Assignee

Deere and Co

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.)

1971-07-26

Filing date

1972-01-31

Publication date

1974-06-04

1972-01-31 Application filed by Deere and Co filed Critical Deere and Co

1974-06-04 Application granted granted Critical

1974-06-04 Publication of CA948469A publication Critical patent/CA948469A/en

Status Expired legal-status Critical Current

Links

Classifications

- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/14—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
- A01B63/16—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors with wheels adjustable relatively to the frame
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B3/00—Ploughs with fixed plough-shares
- A01B3/46—Ploughs supported partly by tractor and partly by their own wheels
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20576—Elements
- Y10T74/20582—Levers
- Y10T74/2063—Stops

CA133,572A 1971-07-26 1972-01-31 Depth control means for a moldboard plow Expired CA948469A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US16601871A	1971-07-26	1971-07-26

Publications (1)

Publication Number	Publication Date
CA948469A true CA948469A (en)	1974-06-04

Family

ID=22601450

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA133,572A Expired CA948469A (en)	1971-07-26	1972-01-31	Depth control means for a moldboard plow

Country Status (6)

Country	Link
US (1)	US3700043A (en)
AR (1)	AR201822A1 (en)
CA (1)	CA948469A (en)
DE (1)	DE7226838U (en)
ES (1)	ES405115A1 (en)
FR (1)	FR2147064B1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3926262A (en) *	1974-05-07	1975-12-16	Merle H Brooks	Piggyback mogul grader
US3935932A (en) *	1974-06-17	1976-02-03	David Brown Tractors Limited	Brake operating systems
DE2521023C3 (en) *	1975-05-12	1985-04-04	Rabewerk Heinrich Clausing, 4515 Bad Essen	Multi-blade semi-mounted plow
US4185697A (en) *	1977-10-07	1980-01-29	Allis-Chalmers Corporation	Torsion bar draft load limit and preload adjuster
US4382568A (en) *	1980-03-24	1983-05-10	Schertz Robert O	Airplane spreader apparatus
US4451052A (en) *	1981-11-05	1984-05-29	Lear Siegler, Inc.	Integral cylinder lift mechanism
US5988293A (en) *	1998-05-12	1999-11-23	Deere & Company	Gauge structure for a cylinder operated depth control
US7204319B2 (en) *	2004-09-30	2007-04-17	Deere & Company	Jointed rockshaft with angularly adjustable segments
US9148988B2 (en) *	2009-08-06	2015-10-06	Penta TMR Inc.	Depth control system
US20110030978A1 (en) *	2009-08-06	2011-02-10	Penta TMR Inc.	Depth control system
DE102013106783B4 (en) *	2013-06-28	2017-08-24	Lemken Gmbh & Co. Kg	Swivel support wheel for a reversible plow
US10779454B2 (en)	2018-01-30	2020-09-22	Exmark Manufacturing Company, Incorporated	Soil penetrating apparatus with depth control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2298553A (en) *	1941-01-02	1942-10-13	Massey Harris Co Ltd	Constant height lift for plows
US2329193A (en) *	1941-08-02	1943-09-14	Minneapolis Moline Power Co	Lift mechanism for implements
US2985246A (en) *	1957-06-20	1961-05-23	Athens Plow Company	Disk tiller
US2939539A (en) *	1957-11-15	1960-06-07	Int Harvester Co	Implement control means
US3228484A (en) *	1963-07-08	1966-01-11	Deere & Co	Semimounted plow
US3481407A (en) *	1966-09-15	1969-12-02	Deere & Co	Plow
US3534820A (en) *	1967-11-02	1970-10-20	Portable Elevator Mfg Co	Level and depth control for cultivating apparatus

1971
- 1971-07-26 US US166018A patent/US3700043A/en not_active Expired - Lifetime
1972
- 1972-01-31 CA CA133,572A patent/CA948469A/en not_active Expired
- 1972-07-19 FR FR7225937A patent/FR2147064B1/fr not_active Expired
- 1972-07-20 DE DE19727226838U patent/DE7226838U/en not_active Expired
- 1972-07-24 ES ES405115A patent/ES405115A1/en not_active Expired
- 1972-07-25 AR AR243257A patent/AR201822A1/en active

Also Published As

Publication number	Publication date
ES405115A1 (en)	1975-07-16
US3700043A (en)	1972-10-24
FR2147064A1 (en)	1973-03-09
FR2147064B1 (en)	1975-09-05
DE7226838U (en)	1972-10-12
AR201822A1 (en)	1975-04-24

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