GB1585875A - Air cushion mowers - Google Patents

Air cushion mowers Download PDF

Info

Publication number
GB1585875A
GB1585875A GB20706/77A GB2070677A GB1585875A GB 1585875 A GB1585875 A GB 1585875A GB 20706/77 A GB20706/77 A GB 20706/77A GB 2070677 A GB2070677 A GB 2070677A GB 1585875 A GB1585875 A GB 1585875A
Authority
GB
United Kingdom
Prior art keywords
air
chamber
rim
groove
flange
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
GB20706/77A
Other languages
English (en)
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.)
QUALCAST Ltd
Original Assignee
QUALCAST 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.)
Filing date
Publication date
Application filed by QUALCAST Ltd filed Critical QUALCAST Ltd
Priority to GB20706/77A priority Critical patent/GB1585875A/en
Priority to DE19782821437 priority patent/DE2821437A1/de
Priority to NL7805332A priority patent/NL7805332A/nl
Priority to BE187778A priority patent/BE867173A/xx
Priority to FR7815490A priority patent/FR2390893A1/fr
Publication of GB1585875A publication Critical patent/GB1585875A/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
    • A01D34/695—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 supported by an air cushion
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
    • A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
    • A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
    • A01N47/36—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N< containing the group >N—CO—N< directly attached to at least one heterocyclic ring; Thio analogues thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C07D285/135—Nitrogen atoms
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D2101/00—Lawn-mowers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Plant Pathology (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Harvester Elements (AREA)
GB20706/77A 1977-05-17 1977-05-17 Air cushion mowers Expired GB1585875A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB20706/77A GB1585875A (en) 1977-05-17 1977-05-17 Air cushion mowers
DE19782821437 DE2821437A1 (de) 1977-05-17 1978-05-16 Luftkissenmaeher
NL7805332A NL7805332A (nl) 1977-05-17 1978-05-17 Door een luchtkussen gedragen maaimachine.
BE187778A BE867173A (fr) 1977-05-17 1978-05-17 Tondeuses a coussin d'air
FR7815490A FR2390893A1 (fr) 1977-05-17 1978-05-17 Tondeuse sur coussin d'air

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20706/77A GB1585875A (en) 1977-05-17 1977-05-17 Air cushion mowers

Publications (1)

Publication Number Publication Date
GB1585875A true GB1585875A (en) 1981-03-11

Family

ID=10150336

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20706/77A Expired GB1585875A (en) 1977-05-17 1977-05-17 Air cushion mowers

Country Status (5)

Country Link
BE (1) BE867173A (nl)
DE (1) DE2821437A1 (nl)
FR (1) FR2390893A1 (nl)
GB (1) GB1585875A (nl)
NL (1) NL7805332A (nl)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308048A (en) * 1995-12-12 1997-06-18 Andrew John Mccamman Trew Lawn mower cover
GB2393891A (en) * 2002-10-07 2004-04-14 Valex Spa Lawnmower with reinforced plastics shell
EP2446728A1 (en) * 2010-10-26 2012-05-02 Honda Motor Co., Ltd. Walk-behind lawn mower
CN103402351A (zh) * 2011-02-21 2013-11-20 胡斯华纳有限公司 手扶式割草机的把手控制设备
US9386743B2 (en) 2013-03-15 2016-07-12 Husqvarna Ab Door lift and handle for walk behind mower

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2619230B1 (fr) * 1987-08-07 1990-01-05 Mareau Dominique Systeme de commande et de guidage d'un vehicule a equipement gyroscopique et evolution automatique, telle une tondeuse a gazon ou similaire.
EP0811313B1 (en) * 1996-06-05 2001-12-19 Electrolux Outdoor Products Limited Airborne lawn mower

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH395618A (de) * 1961-03-16 1965-07-15 Flymo Sa Grasschneidemaschine
GB992120A (en) * 1961-10-28 1965-05-19 Wilkinson Sword Ltd Improvements in cutters for grass and other vegetable matter
US3877206A (en) * 1962-11-07 1975-04-15 Mcneilly Walter S Mowing machine
US3293836A (en) * 1964-07-29 1966-12-27 Jacobsen Mfg Co Air-supported lawn mower
US3338038A (en) * 1964-10-01 1967-08-29 Flymo Sa Lawn mowers
DE2306181A1 (de) * 1973-02-08 1974-08-15 Karl Merz & Sohn Maehmaschine
US3838558A (en) * 1973-03-05 1974-10-01 D Goodchild Air cushioned lawn mower and grass collector

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308048A (en) * 1995-12-12 1997-06-18 Andrew John Mccamman Trew Lawn mower cover
GB2393891A (en) * 2002-10-07 2004-04-14 Valex Spa Lawnmower with reinforced plastics shell
EP2446728A1 (en) * 2010-10-26 2012-05-02 Honda Motor Co., Ltd. Walk-behind lawn mower
CN102523821A (zh) * 2010-10-26 2012-07-04 本田技研工业株式会社 手扶式割草机
US8464507B2 (en) 2010-10-26 2013-06-18 Honda Motor Co., Ltd. Walk-behind lawn mower
AU2011235997B2 (en) * 2010-10-26 2014-01-16 Honda Motor Co., Ltd. Walk-behind lawn mower
CN102523821B (zh) * 2010-10-26 2016-08-03 本田技研工业株式会社 手扶式割草机
CN103402351A (zh) * 2011-02-21 2013-11-20 胡斯华纳有限公司 手扶式割草机的把手控制设备
US9491907B2 (en) 2011-02-21 2016-11-15 Husqvarna Ab Handle control arrangement of a walk-behind lawn mower
US9386743B2 (en) 2013-03-15 2016-07-12 Husqvarna Ab Door lift and handle for walk behind mower

Also Published As

Publication number Publication date
NL7805332A (nl) 1978-11-21
BE867173A (fr) 1978-09-18
DE2821437A1 (de) 1978-11-30
FR2390893A1 (fr) 1978-12-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee