CA993200A - Rotary blade having quiet cutter blade - Google Patents

Rotary blade having quiet cutter blade

Info

Publication number
CA993200A
CA993200A CA194,812A CA194812A CA993200A CA 993200 A CA993200 A CA 993200A CA 194812 A CA194812 A CA 194812A CA 993200 A CA993200 A CA 993200A
Authority
CA
Canada
Prior art keywords
blade
quiet cutter
rotary
rotary blade
cutter blade
Prior art date
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
CA194,812A
Inventor
Robert T. Larsen
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.)
Outboard Marine Corp
Original Assignee
Outboard Marine Corp
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 Outboard Marine Corp filed Critical Outboard Marine Corp
Application granted granted Critical
Publication of CA993200A publication Critical patent/CA993200A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D34/00—Mowers; Mowing apparatus of harvesters
    • A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
    • A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
    • A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
    • A01D34/82—Other details
    • A01D34/826—Noise reduction means
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D2101/00—Lawn-mowers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Harvester Elements (AREA)
CA194,812A 1973-07-18 1974-03-13 Rotary blade having quiet cutter blade Expired CA993200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US380294A US3869848A (en) 1973-07-18 1973-07-18 Rotary mower having quiet cutter blade

Publications (1)

Publication Number Publication Date
CA993200A true CA993200A (en) 1976-07-20

Family

ID=23500628

Family Applications (1)

Application Number Title Priority Date Filing Date
CA194,812A Expired CA993200A (en) 1973-07-18 1974-03-13 Rotary blade having quiet cutter blade

Country Status (2)

Country Link
US (1) US3869848A (en)
CA (1) CA993200A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297831A (en) * 1980-01-29 1981-11-03 Black & Decker Inc. Cutting blade for a rotary lawnmower

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE402854B (en) * 1977-01-18 1978-07-24 Lindblad Sture NOISE REDUCING DEVICE FOR ROTARY CUTTING SYSTEM
DE2921249C2 (en) * 1979-05-25 1982-08-12 Hans 5231 Woldert Göbler Horizontal knife for lawn mowers
US5284006A (en) * 1992-06-11 1994-02-08 White Consolidated Industries, Inc. Combination mower blade
US6953398B1 (en) 2002-04-12 2005-10-11 Fisher Barton Blades, Inc. Chopping blade
USD816445S1 (en) 2016-09-21 2018-05-01 Mtd Products Inc Cutting blade

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663984A (en) * 1952-04-30 1953-12-29 Kenneth R Clark Leaf pulverizer for rotary type lawn mowers
US2983096A (en) * 1954-10-08 1961-05-09 William H Phelps Rotary cutter and housing structure
US2969634A (en) * 1957-10-23 1961-01-31 Melvin R Lannert Rotary lawn mower blade
US3191371A (en) * 1963-12-26 1965-06-29 William A Brewer Airfoils for rotary lawn mower
US3712037A (en) * 1971-12-06 1973-01-23 Rex Chainbelt Inc Length-adaptable rotary mower blade
US3729911A (en) * 1972-04-03 1973-05-01 Outboard Marine Corp Rotary lawn mower with safety features

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297831A (en) * 1980-01-29 1981-11-03 Black & Decker Inc. Cutting blade for a rotary lawnmower

Also Published As

Publication number Publication date
US3869848A (en) 1975-03-11

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