AU5642498A - A safety device for electric lawnmowers - Google Patents

A safety device for electric lawnmowers

Info

Publication number: AU5642498A
Authority: AU; Australia
Prior art keywords: safety device; electric lawnmowers; lawnmowers; electric; safety
Prior art date: 1994-08-22
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.): Granted

Application number

AU56424/98A

Other versions

AU701777B2 (en

Inventor

Patrick Bruener

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.)

Briggs and Stratton Corp

Original Assignee

Briggs and Stratton 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.)

1994-08-22

Filing date

1998-03-02

Publication date

1998-06-04

1994-08-22 Priority claimed from PCT/US1994/009431 external-priority patent/WO1995008256A1/en

1998-03-02 Application filed by Briggs and Stratton Corp filed Critical Briggs and Stratton Corp

1998-03-02 Priority to AU56424/98A priority Critical patent/AU701777B2/en

1998-06-04 Publication of AU5642498A publication Critical patent/AU5642498A/en

1999-02-04 Application granted granted Critical

1999-02-04 Publication of AU701777B2 publication Critical patent/AU701777B2/en

2015-03-02 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

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
- A01D34/67—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 hand-guided by a walking operator
- A01D34/68—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 hand-guided by a walking operator with motor driven cutters or wheels
- A01D34/6806—Driving mechanisms
- 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
- A01D34/74—Cutting-height adjustment
- 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
- A01D34/76—Driving mechanisms for the cutters
- A01D34/78—Driving mechanisms for the cutters electric
- 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
- A01D34/81—Casings; Housings
- 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
- 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
- A01D34/828—Safety devices
- 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
- A01D34/67—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 hand-guided by a walking operator
- A01D34/68—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 hand-guided by a walking operator with motor driven cutters or wheels
- A01D2034/6843—Control levers on the handle of the mower
- 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)
Hybrid Cells (AREA)
Battery Electrode And Active Subsutance (AREA)
Glass Compositions (AREA)

AU56424/98A 1994-08-22 1998-03-02 A safety device for electric lawnmowers Ceased AU701777B2 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
AU56424/98A AU701777B2 (en)	1994-08-22	1998-03-02	A safety device for electric lawnmowers

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date	Title
WOUS94/09431		1994-08-22
PCT/US1994/009431 WO1995008256A1 (en)	1993-09-22	1994-08-22	Battery-powered vegetation cutting system and method of using same
US38858895A	1995-02-14	1995-02-14
US08/388588		1995-02-14
AU20953/95A AU684928B2 (en)	1994-08-22	1995-03-02	Improved battery-powered lawn cutting system
AU56424/98A AU701777B2 (en)	1994-08-22	1998-03-02	A safety device for electric lawnmowers

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
AU20953/95A Division AU684928B2 (en)	1994-08-22	1995-03-02	Improved battery-powered lawn cutting system

Publications (2)

Publication Number	Publication Date
AU5642498A true AU5642498A (en)	1998-06-04
AU701777B2 AU701777B2 (en)	1999-02-04

Family

ID=26788376

Family Applications (5)

Application Number	Title	Priority Date	Filing Date
AU20953/95A Ceased AU684928B2 (en)	1994-08-22	1995-03-02	Improved battery-powered lawn cutting system
AU56425/98A Abandoned AU5642598A (en)	1994-08-22	1998-03-02	A safety interlock for a lawnmower
AU56423/98A Ceased AU695414B2 (en)	1994-08-22	1998-03-02	Apparatus for mounting a removable battery to a lawnmower
AU56424/98A Ceased AU701777B2 (en)	1994-08-22	1998-03-02	A safety device for electric lawnmowers
AU56422/98A Abandoned AU5642298A (en)	1994-08-22	1998-03-02	Apparatus for simultaneously recharging two batteries

Family Applications Before (3)

Application Number	Title	Priority Date	Filing Date
AU20953/95A Ceased AU684928B2 (en)	1994-08-22	1995-03-02	Improved battery-powered lawn cutting system
AU56425/98A Abandoned AU5642598A (en)	1994-08-22	1998-03-02	A safety interlock for a lawnmower
AU56423/98A Ceased AU695414B2 (en)	1994-08-22	1998-03-02	Apparatus for mounting a removable battery to a lawnmower

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
AU56422/98A Abandoned AU5642298A (en)	1994-08-22	1998-03-02	Apparatus for simultaneously recharging two batteries

Country Status (5)

Country	Link
EP (1)	EP0777410A2 (en)
JP (1)	JP2837960B2 (en)
AU (5)	AU684928B2 (en)
CA (1)	CA2195995C (en)
WO (1)	WO1996005719A2 (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5819513A (en) *	1993-09-22	1998-10-13	Briggs & Stratton Corporation	Power head assembly for electric grass cutting device
DE19528167C1 (en) *	1995-08-01	1996-08-29	Wolf Geraete Gmbh Vertrieb	Lawn mower with battery charged electric motor
DE19528166C1 (en) *	1995-08-01	1996-08-01	Wolf Geraete Gmbh Vertrieb	Battery driven lawn mower
US5749209A (en) *	1996-09-05	1998-05-12	Mtd Products Inc	Single lever height adjustment mechanism and method for a lawn mower
GB9717093D0 (en) *	1997-08-12	1997-10-15	Bosch Gmbh Robert	Improvements in or relating to vegetation cutters
FR2768298B1 (en) *	1997-09-12	1999-11-12	Wolf Outils	LAWNMOWER WITH ELECTRIC MOTOR
GB0021426D0 (en) *	2000-08-31	2000-10-18	Bosch Robert G	Lawncare Machines
US7007446B2 (en)	2000-10-26	2006-03-07	Textron Inc.	Battery-powered walk-behind greensmower
JP3776773B2 (en)	2001-08-22	2006-05-17	本田技研工業株式会社	Electric lawn mower
JP2003061435A (en) *	2001-08-22	2003-03-04	Honda Motor Co Ltd	Electric working machine
US7677017B2 (en) *	2005-06-28	2010-03-16	Textron Innovations Inc.	Modular power source for walk-behind mower
US7392869B2 (en) *	2005-11-01	2008-07-01	Textron Inc.	Modular power source for riding mower
GB0615241D0 (en)	2006-08-01	2006-09-06	Bosch Gmbh Robert	Lawn-care apparatus
TWI427846B (en) *	2008-08-29	2014-02-21	Fih Hong Kong Ltd	Battery cover structure
TWI427847B (en) *	2008-09-19	2014-02-21	Fih Hong Kong Ltd	Battery cover lock structure
US7762049B2 (en)	2008-12-31	2010-07-27	Black & Decker Inc.	Electric mower having two-motion activation system
JP5750825B2 (en) *	2009-08-28	2015-07-22	日立工機株式会社	Electric working machine
JP5829006B2 (en) *	2010-01-14	2015-12-09	日立工機株式会社	Electric working machine
JP5758599B2 (en) *	2010-08-25	2015-08-05	株式会社マキタ	Push lawn mower
CN102687626B (en) *	2011-03-22	2016-02-17	苏州宝时得电动工具有限公司	Mower
JP5912305B2 (en) *	2011-06-14	2016-04-27	株式会社マキタ	Electric lawn mower
JP5789141B2 (en) *	2011-07-05	2015-10-07	ヤンマー株式会社	Electric work vehicle
CN105432238B (en) *	2014-08-21	2017-06-30	南京德朔实业有限公司	mower and safety device thereof
EP3014975B1 (en) *	2014-10-31	2018-05-23	Robert Bosch Gmbh	Garden device and method for its operation
WO2020230208A1 (en) *	2019-05-10	2020-11-19	カーツ株式会社	Power-assisted work machine with cutting blade
CN112128035B (en) *	2020-10-16	2025-01-21	格力博(江苏)股份有限公司	Safety key kit and garden tools
US11937544B2 (en)	2021-03-02	2024-03-26	Honda Motor Co., Ltd.	Electric mower switch system
CN113557842A (en) *	2021-07-09	2021-10-29	张宝斌	Replaceable blade structure for lawn machine
EP4401545A1 (en) *	2021-10-14	2024-07-24	Briggs & Stratton, LLC	Zero turn radius mower with removable battery packs
WO2024022189A1 (en) *	2022-07-27	2024-02-01	格力博(江苏)股份有限公司	Disabling device and lawn mower

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3357715A (en) *	1966-02-10	1967-12-12	M T & D Company	Mower having wheel adjustable means
US3581480A (en) *	1969-09-30	1971-06-01	Black & Decker Mfg Co	Multiple-function receptacle and interconnecting plugs therefor
AU456928B2 (en) *	1971-07-06	1974-12-16	Mason And Porter Limited	Improvements in or relating to rotary mowing machines
DE2210557A1 (en) *	1972-03-04	1973-09-06	Gutbrod Werke Gmbh	MOVABLE BASE PLATE AS A CHASSIS FOR THE COMMON ENERGY DISPENSER OF SEVERAL GAERTNICAL OR AGRICULTURAL WORK TOOLS
US3973378A (en) *	1975-03-18	1976-08-10	Disston, Inc.	Cordless grass trimmer having removable battery pack
DE2604609C3 (en) *	1976-02-06	1981-10-01	Fritz Roth Kg, 7000 Stuttgart	mowing machine
US4359615A (en) *	1981-08-14	1982-11-16	Black & Decker Inc.	Switch and means to prevent unauthorized operation thereof
US4835952A (en) *	1985-07-23	1989-06-06	Mclane Frank E	Lawn mower height adjustment linkages
US5085043A (en) *	1990-06-01	1992-02-04	Black & Decker Inc.	Electro-mechanical interlock and module system for lawn mower or other electrical device
DE4026012A1 (en) *	1990-08-17	1992-02-20	Gardena Kress & Kastner Gmbh	Travel control for gardening appliance esp. lawn mower - automatically stops immediately on receipt of release signal from safety catch requiring foot or hand force
JPH04201752A (en) *	1990-11-30	1992-07-22	Kawasaki Heavy Ind Ltd	Method for preventing overdischarge of electric motor-driven work machine
DE4137162A1 (en) *	1991-11-12	1993-05-13	Wolf Dietrich Zinck	Battery-operated electric lawnmower using permanent D.C. motor - with battery simply electrically disconnected and removed for replacement without requiring any special tools
US5203147A (en) *	1992-01-22	1993-04-20	Ryobi Motor Products Corp.	Lawn mower activation switch
US5301494A (en) *	1992-07-24	1994-04-12	Ryobi Motor Products Corp.	Recharging system for a battery operated tool having an on-board transformer
EP0817352A2 (en) *	1992-08-18	1998-01-07	Black & Decker Inc.	Improvements in battery operated electric machines
AU4471393A (en) *	1992-08-18	1994-02-24	Black & Decker Incorporated	Improvements in battery operated electric machines
DE9313032U1 (en) *	1993-08-31	1993-12-02	AL-KO Geräte GmbH, 89359 Kötz	Mobile working device

1995
- 1995-03-02 WO PCT/US1995/002765 patent/WO1996005719A2/en not_active Ceased
- 1995-03-02 CA CA002195995A patent/CA2195995C/en not_active Expired - Fee Related
- 1995-03-02 EP EP95913566A patent/EP0777410A2/en not_active Ceased
- 1995-03-02 JP JP8508036A patent/JP2837960B2/en not_active Expired - Lifetime
- 1995-03-02 AU AU20953/95A patent/AU684928B2/en not_active Ceased
1998
- 1998-03-02 AU AU56425/98A patent/AU5642598A/en not_active Abandoned
- 1998-03-02 AU AU56423/98A patent/AU695414B2/en not_active Ceased
- 1998-03-02 AU AU56424/98A patent/AU701777B2/en not_active Ceased
- 1998-03-02 AU AU56422/98A patent/AU5642298A/en not_active Abandoned

Also Published As

Publication number	Publication date
AU5642598A (en)	1998-06-04
AU695414B2 (en)	1998-08-13
CA2195995A1 (en)	1996-02-29
JPH10502540A (en)	1998-03-10
AU5642298A (en)	1998-06-04
EP0777410A2 (en)	1997-06-11
AU2095395A (en)	1996-03-14
AU5642398A (en)	1998-06-04
WO1996005719A2 (en)	1996-02-29
AU684928B2 (en)	1998-01-08
CA2195995C (en)	2001-02-06
WO1996005719A3 (en)	1996-05-09
JP2837960B2 (en)	1998-12-16
AU701777B2 (en)	1999-02-04

Publication	Publication Date	Title
AU5642498A (en)	1998-06-04	A safety device for electric lawnmowers
AU3623695A (en)	1996-04-19	A safety arrangement
AUPM598294A0 (en)	1994-06-23	A device for crushing stubble
GB2296462B (en)	1998-07-22	A taping knife
AU3628495A (en)	1996-03-27	A safety syringe
AU2313495A (en)	1995-11-29	Safety injection device
AUPM913494A0 (en)	1994-11-24	A safety system
AU5010596A (en)	1996-10-08	Safety cover for a busbar
AU3756195A (en)	1996-05-15	A security device
AU1469095A (en)	1995-08-01	A lifting device
AUPM571594A0 (en)	1994-06-09	A safety syringe
AU1890395A (en)	1995-09-25	A feeding device
AU4113097A (en)	1999-03-22	A safety cut-off device
AU2934095A (en)	1996-02-16	Operating device for a rotatable member
AU1564397A (en)	1997-08-22	Locking device for a cord
AU1964695A (en)	1995-09-18	Safety device
AU2676395A (en)	1996-01-04	Mechanical safety device for transmitting electric current
AU6473194A (en)	1995-12-21	Safety device for a valve
AUPO189496A0 (en)	1996-09-19	A safety device
AU2041595A (en)	1995-12-21	A device for crushing stubble
AU3535095A (en)	1996-03-29	A welding device
AUPM958294A0 (en)	1994-12-15	Safety device for a hoist
AU4066795A (en)	1996-07-04	A security device
AUPM716594A0 (en)	1994-08-18	Safety device
AUPM720094A0 (en)	1994-08-25	Safety device

Legal Events

Date	Code	Title	Description
2000-10-19	MK14	Patent ceased section 143(a) (annual fees not paid) or expired