AU785422B2 - Safety systems for power equipment - Google Patents

Safety systems for power equipment Download PDF

Info

Publication number
AU785422B2
AU785422B2 AU79888/00A AU7988800A AU785422B2 AU 785422 B2 AU785422 B2 AU 785422B2 AU 79888/00 A AU79888/00 A AU 79888/00A AU 7988800 A AU7988800 A AU 7988800A AU 785422 B2 AU785422 B2 AU 785422B2
Authority
AU
Australia
Prior art keywords
blade
pawl
brake
cutting tool
cartridge
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
AU79888/00A
Other languages
English (en)
Other versions
AU7988800A (en
Inventor
Jonathan N Betts-Lacroix
Robert L Chamberlain
David A Fanning
James David Fulmer
Stephen F. Gass
Joel F Jensen
Andrew L Johnston
Sung H Kim
Anwyl M Mcdonald
Benjamin B Schramm
David S. D'ascenzo
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.)
Sawstop Holding LLC
Original Assignee
SD3 LLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27586024&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU785422(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SD3 LLC filed Critical SD3 LLC
Publication of AU7988800A publication Critical patent/AU7988800A/en
Application granted granted Critical
Publication of AU785422B2 publication Critical patent/AU785422B2/en
Assigned to SAWSTOP HOLDING LLC reassignment SAWSTOP HOLDING LLC Request to Amend Deed and Register Assignors: SD3, LLC
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D47/00—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts
    • B23D47/08—Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for bringing the circular saw blade to the workpiece or removing same therefrom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D59/00—Accessories specially designed for sawing machines or sawing devices
    • B23D59/001—Measuring or control devices, e.g. for automatic control of work feed pressure on band saw blade
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B5/00—Sawing machines working with circular or cylindrical saw blades; Components or equipment therefor
    • B27B5/29—Details; Component parts; Accessories
    • B27B5/38—Devices for braking the circular saw blade or the saw spindle; Devices for damping vibrations of the circular saw blade, e.g. silencing
    • B27B5/381—Devices for braking the circular saw blade or the saw spindle; Devices for damping vibrations of the circular saw blade, e.g. silencing with at least one brake member contacting saw blade portions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G19/00—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws
    • B27G19/008—Safety guards or devices specially adapted for wood saws; Auxiliary devices facilitating proper operation of wood saws with sensing of human contact or proximity with the blade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/145—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using magnetic technology
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/148—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using capacitive technology

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)
  • Protection Of Static Devices (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
AU79888/00A 1999-10-01 2000-09-29 Safety systems for power equipment Expired AU785422B2 (en)

Applications Claiming Priority (35)

Application Number Priority Date Filing Date Title
US15734099P 1999-10-01 1999-10-01
US60/157340 1999-10-01
US18286600P 2000-02-16 2000-02-16
US60/182866 2000-02-16
US22520600P 2000-08-14 2000-08-14
US22505800P 2000-08-14 2000-08-14
US22520100P 2000-08-14 2000-08-14
US22516900P 2000-08-14 2000-08-14
US22517000P 2000-08-14 2000-08-14
US22508900P 2000-08-14 2000-08-14
US22505700P 2000-08-14 2000-08-14
US22509400P 2000-08-14 2000-08-14
US22521000P 2000-08-14 2000-08-14
US22505600P 2000-08-14 2000-08-14
US22520000P 2000-08-14 2000-08-14
US22521100P 2000-08-14 2000-08-14
US22521200P 2000-08-14 2000-08-14
US22505900P 2000-08-14 2000-08-14
US60/225211 2000-08-14
US60/225169 2000-08-14
US60/225057 2000-08-14
US60/225058 2000-08-14
US60/225206 2000-08-14
US60/225210 2000-08-14
US60/225056 2000-08-14
US60/225201 2000-08-14
US60/225200 2000-08-14
US60/225170 2000-08-14
US60/225059 2000-08-14
US60/225094 2000-08-14
US60/225212 2000-08-14
US60/225089 2000-08-14
US23345900P 2000-09-18 2000-09-18
US60/233459 2000-09-18
PCT/US2000/026812 WO2001026064A2 (en) 1999-10-01 2000-09-29 Safety systems for power equipment

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2007201914A Division AU2007201914B2 (en) 1999-10-01 2007-04-30 Safety systems for power equipment

Publications (2)

Publication Number Publication Date
AU7988800A AU7988800A (en) 2001-05-10
AU785422B2 true AU785422B2 (en) 2007-05-03

Family

ID=27586024

Family Applications (1)

Application Number Title Priority Date Filing Date
AU79888/00A Expired AU785422B2 (en) 1999-10-01 2000-09-29 Safety systems for power equipment

Country Status (6)

Country Link
EP (1) EP1234285B1 (https=)
JP (1) JP5043267B2 (https=)
AU (1) AU785422B2 (https=)
CA (2) CA2389596C (https=)
MX (1) MXPA02002884A (https=)
WO (1) WO2001026064A2 (https=)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7210383B2 (en) * 2000-08-14 2007-05-01 Sd3, Llc Detection system for power equipment
US9724840B2 (en) 1999-10-01 2017-08-08 Sd3, Llc Safety systems for power equipment
US6877410B2 (en) 2000-09-29 2005-04-12 Sd3, Llc Miter saw with improved safety system
US6945148B2 (en) 2000-09-29 2005-09-20 Sd3, Llc Miter saw with improved safety system
US7077039B2 (en) * 2001-11-13 2006-07-18 Sd3, Llc Detection system for power equipment
US6880440B2 (en) 2000-09-29 2005-04-19 Sd3, Llc Miter saw with improved safety system
US7707920B2 (en) * 2003-12-31 2010-05-04 Sd3, Llc Table saws with safety systems
US7377199B2 (en) 2000-09-29 2008-05-27 Sd3, Llc Contact detection system for power equipment
US6994004B2 (en) 2000-09-29 2006-02-07 Sd3, Llc Table saw with improved safety system
US9927796B2 (en) 2001-05-17 2018-03-27 Sawstop Holding Llc Band saw with improved safety system
US6813983B2 (en) 2000-09-29 2004-11-09 Sd3, Llc Power saw with improved safety system
US6826988B2 (en) 2000-09-29 2004-12-07 Sd3, Llc Miter saw with improved safety system
DE60238424D1 (de) 2001-07-11 2011-01-05 Black & Decker Inc Sicherheitsmechanismen für ein strombetriebenes werkzeug
DE10206128B4 (de) * 2002-02-14 2010-10-21 Ident Technology Ag Elektrisches Handwerkzeug
JP4552030B2 (ja) * 2004-12-24 2010-09-29 独立行政法人労働安全衛生総合研究所 丸鋸システム
JP4566806B2 (ja) * 2005-04-18 2010-10-20 株式会社マキタ 動力工具
DE102006058749A1 (de) * 2006-12-12 2008-06-19 Robert Bosch Gmbh Handwerkzeugmaschinenschutzvorrichtung
JP5224940B2 (ja) * 2008-06-30 2013-07-03 キヤノン株式会社 画像形成装置
US8752301B2 (en) 2009-04-08 2014-06-17 Rex George Chainsaw incorporating a safety device system
DK2483025T3 (en) 2009-10-02 2019-03-04 Sawstop Holding Llc ELECTRIC TOOLS INCLUDING A SAFETY ACTUATOR
US10384281B2 (en) 2012-03-02 2019-08-20 Sawstop Holding Llc Actuators for power tool safety systems
JP5912683B2 (ja) * 2012-03-07 2016-04-27 株式会社神戸製鋼所 モータ駆動構造を備えたシステム、モータ駆動構造のシステムに用いられるプログラム、および溶接物製造方法
US9555491B2 (en) 2012-07-20 2017-01-31 Sd3, Llc Blade elevation mechanisms and anti-backdrive mechanisms for table saws
US9844891B2 (en) 2012-07-20 2017-12-19 Sawstop Holding Llc Blade tilt mechanisms for table saws
EP2976195B1 (en) * 2012-12-31 2017-08-02 Robert Bosch GmbH Table saw with a kickback detection system
US20140331833A1 (en) * 2013-05-13 2014-11-13 Stephen F. Gass Detection system for power equipment
US10092968B2 (en) 2013-11-01 2018-10-09 Sawstop Holding Llc Table saws
CN104275721B (zh) * 2014-10-07 2016-08-24 北京信息科技大学 防割伤式的台式电锯
US10493543B2 (en) 2015-03-12 2019-12-03 Robert Bosch Tool Corporation Power tool motor with reduced electrical noise
US10821529B2 (en) 2015-03-12 2020-11-03 Robert Bosch Tool Corporation Power tool with improved belt tensioning
US10799964B2 (en) 2015-03-12 2020-10-13 Robert Bosch Tool Corporation Table saw with pulley alignment mechanism
US10322522B2 (en) 2015-03-12 2019-06-18 Robert Bosch Tool Corporation Electrical configuration for object detection system in a saw
TWI682821B (zh) 2015-03-12 2020-01-21 德商羅伯特博斯奇股份有限公司 轉向臂重置方法
US10369642B2 (en) 2015-03-12 2019-08-06 Robert Bosch Tool Corporation Power tool with protected circuit board orientation
US10786854B2 (en) 2015-03-12 2020-09-29 Robert Bosch Tool Corporation Table saw with electrically isolated arbor shaft
US9969015B2 (en) * 2015-03-12 2018-05-15 Robert Bosch Tool Corporation Power tool with protected coupling plate
US10427227B2 (en) 2015-03-12 2019-10-01 Robert Bosch Tool Corporation Drop arm reset method
US10758989B2 (en) 2015-03-12 2020-09-01 Robert Bosch Tool Corporation System and method for sensing cable fault detection in a saw
US10722959B2 (en) 2015-06-01 2020-07-28 Sawstop Holding Llc Table saw
PL3239588T5 (pl) 2016-04-28 2024-12-02 Felder Kg Sposób wykrywania substancji
US10413979B2 (en) * 2016-08-05 2019-09-17 Robert Bosch Tool Corporation Table saw with cutting blade safety feature
EP3500791A4 (en) * 2016-08-18 2020-04-29 Safety Cut Ltd ELECTRIC BAND SAWING DEVICE
US10933554B2 (en) 2017-05-25 2021-03-02 Sawstop Holding Llc Power saws
DK3621777T3 (da) 2017-07-24 2022-10-17 Festool Gmbh Elektroværktøj og fremgangsmåde til detektion af en tilbageslagshændelse af et elektroværktøj
US11534902B2 (en) 2017-07-24 2022-12-27 Festool Gmbh Power tool and method
EP3618999B1 (de) 2017-07-24 2024-08-14 Festool GmbH Elektrowerkzeug und verfahren
DE102018216544A1 (de) * 2018-09-27 2020-04-23 Robert Bosch Gmbh Vorrichtung und Verfahren zur sicheren Ablaufsteuerung einer Handwerkzeugmaschine
CN109363373B (zh) * 2018-10-27 2020-10-30 安徽省高雅家居有限公司 一种防尘土鞋柜
DE102018218725A1 (de) 2018-10-31 2020-04-30 Robert Bosch Gmbh Sicherheitsbremsvorrichtung
CN109283874A (zh) * 2018-11-02 2019-01-29 武汉南星电力科技有限公司 智能大功率变频电源
DE102019200366A1 (de) 2019-01-14 2020-07-16 Festool Gmbh Sägeblattabdeckung, Anschlagseinheit und Tischsäge
DE102019103778A1 (de) * 2019-02-14 2020-08-20 Nicolas Klaus Sebastian Lenzmann System und Verfahren zur automatischen Abschaltung eines handbetätigten Werkzeugs
DE102019205475A1 (de) 2019-04-16 2020-10-22 Festool Gmbh Werkzeugvorrichtung und Verfahren
DE102019208438A1 (de) * 2019-06-11 2020-12-17 Festool Gmbh Werkzeugvorrichtung und Verfahren
DE102019210187A1 (de) 2019-07-10 2021-01-14 Festool Gmbh Werkzeugvorrichtung
CN114901075B (zh) * 2019-11-06 2023-05-16 瞰度创新有限公司 用于动力操作式剥皮设备的生产率提高设备
CN111104810B (zh) * 2019-12-16 2023-09-08 太原理工大学 一种基于射频识别的刮板机刮板结构断裂监测方法
EP4182595A4 (en) 2020-07-14 2024-07-24 SawStop Holding LLC CONTROL SYSTEMS FOR POWER TOOLS
US20230405860A1 (en) 2020-11-06 2023-12-21 Sawstop Holding Llc Control systems for power tools
RU2759481C1 (ru) * 2020-12-10 2021-11-15 Федеральное государственное бюджетное образовательное учреждение высшего образования «Сибирский государственный автомобильно-дорожный университет (СибАДИ)» Способ защиты конечностей работника от повреждения движущимися частями механизма
DE202021100243U1 (de) * 2021-01-19 2022-04-20 Altendorf Gmbh Formatkreissäge mit Sicherheitseinrichtung zur Vermeidung von Schnittverletzungen
CN113263603B (zh) * 2021-05-19 2022-07-19 中建材创新科技研究院有限公司 一种石膏建材切追剪加工应用装置及控制系统
CN114295785B (zh) * 2021-12-29 2023-06-16 安徽理工大学 一种手持式煤矿用粉尘检测设备
EP4275853A1 (de) * 2022-05-12 2023-11-15 Festool GmbH Sägevorrichtung mit einer notbremseinheit und verfahren zum einsatzbereitmachen einer ausgelösten notbremseinheit
TWI823667B (zh) 2022-10-05 2023-11-21 劉育慈 雙軸式鋸切裝置
CN115647896B (zh) * 2022-12-13 2023-06-06 盐城京东数控机床有限公司 一种数控机床制造用紧急保护装置
CN118438283B (zh) * 2024-07-11 2024-09-03 江西机电职业技术学院 一种用于新能源汽车齿轮加工的打磨设备
CN120736130B (zh) * 2025-08-15 2025-11-11 艾迪斯特(厦门)科技有限公司 一种用于药品制备的穿梭机

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3785230A (en) * 1972-11-08 1974-01-15 Lokey Tool Inc Automatic safety brake for rotary blade equipment
US4532501A (en) * 1982-02-02 1985-07-30 E. I. Du Pont De Nemours And Company Capacitively coupled machine tool safety system
US5921367A (en) * 1996-03-01 1999-07-13 Mitsubishi Cable Industries, Ltd. Safety device for a kneading machine using rolls

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US146886A (en) 1874-01-27 Improvement in sawing-machines
US1701948A (en) 1925-04-02 1929-02-12 Crowe Mfg Corp Portable saw
US1668061A (en) 1926-08-11 1928-05-01 Fred B Falkins Universal woodworking machine
US2292872A (en) 1940-07-10 1942-08-11 Elwyn A Eastman Double hinge tilting arbor saw
US2945516A (en) 1956-12-31 1960-07-19 Yuba Cons Ind Inc Tilting arbor table saw with coaxial control of elevation and tilt
US3356111A (en) 1961-10-31 1967-12-05 Rockwell Mfg Co Power tool improvements
DE1252403B (https=) 1963-05-31 1900-01-01
US3581784A (en) * 1969-11-21 1971-06-01 Rockwell Mfg Co Saw table insert
US3858095A (en) 1973-08-28 1974-12-31 Riedl Ohg Adolf Protective circuit arrangement for band cutter machines
JPS52157588U (https=) * 1976-05-25 1977-11-30
US4026177A (en) 1976-07-21 1977-05-31 Lokey Tool, Inc. Rotary insulated saw blade
NO139405C (no) 1977-04-01 1979-03-07 Arne Gjerde Motordrevet sag med sirkelblad.
JPS577520Y2 (https=) * 1977-09-02 1982-02-12
US4249442A (en) 1979-07-25 1981-02-10 Black & Decker Inc. Elevation setting mechanism for a table saw and the like
US4512224A (en) * 1982-04-01 1985-04-23 Kabushiki Kaisha Kindai Slitter device
JPS6098605U (ja) * 1983-09-28 1985-07-05 田中機械工業株式会社 木材加工機械の安全装置
FR2556643A1 (fr) * 1983-12-20 1985-06-21 Stempniakowski Tonny Detecteur electronique de contact de securite
US4641557A (en) 1984-12-26 1987-02-10 Emerson Electric Co. Electronically controlled power saw
US5081406A (en) 1990-06-26 1992-01-14 Saf-T-Margin, Inc. Proximity responsive capacitance sensitive method, system, and associated electrical circuitry for use in controlling mechanical and electro-mechanical equipment
US5272946A (en) * 1992-03-20 1993-12-28 Food Industry Equipment International, Inc. Safety control system for power operated equipment
DE4334933C2 (de) 1993-10-13 1997-02-20 Fraunhofer Ges Forschung Verfahren und Vorrichtung zum zwangsweisen Abschalten von handgeführten Arbeitsmitteln
GB9425391D0 (en) 1994-12-12 1995-02-15 Black & Decker Inc Bevel table saw adjustment
JP3606478B2 (ja) * 1995-07-05 2005-01-05 追浜工業株式会社 作業機駆動装置
EP0850385B1 (en) * 1995-09-25 2002-10-02 Jorn Sorensen A method and a device for sensing the distance between a first object and a second object
JP3155486B2 (ja) * 1996-03-01 2001-04-09 三菱電線工業株式会社 ロ−ル混練装置の安全装置
DE19609771A1 (de) 1996-03-13 1998-06-04 Jan Nieberle Aktives Sicherheitssystem an Tischkreisägen o.ä.
DE19612246A1 (de) 1996-03-21 1997-09-25 Martin Otto Maschbau Gmbh Holzbearbeitungsmaschine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3785230A (en) * 1972-11-08 1974-01-15 Lokey Tool Inc Automatic safety brake for rotary blade equipment
US4532501A (en) * 1982-02-02 1985-07-30 E. I. Du Pont De Nemours And Company Capacitively coupled machine tool safety system
US5921367A (en) * 1996-03-01 1999-07-13 Mitsubishi Cable Industries, Ltd. Safety device for a kneading machine using rolls

Also Published As

Publication number Publication date
JP5043267B2 (ja) 2012-10-10
CA2660280C (en) 2012-02-28
WO2001026064A3 (en) 2003-09-04
WO2001026064A9 (en) 2001-11-22
CA2660280A1 (en) 2001-04-12
EP1234285A4 (en) 2011-02-23
JP2003527255A (ja) 2003-09-16
AU7988800A (en) 2001-05-10
CA2389596C (en) 2009-06-09
WO2001026064A2 (en) 2001-04-12
MXPA02002884A (es) 2005-07-01
EP1234285A2 (en) 2002-08-28
CA2389596A1 (en) 2001-04-12
EP1234285B1 (en) 2016-06-15

Similar Documents

Publication Publication Date Title
AU785422B2 (en) Safety systems for power equipment
US10071499B2 (en) Safety systems for power equipment
US9724840B2 (en) Safety systems for power equipment
US9969014B2 (en) Power equipment with detection and reaction systems
US10442108B2 (en) Table saws
US7055417B1 (en) Safety system for power equipment
AU2015203185B2 (en) Safety systems for power equipment
US7100483B2 (en) Firing subsystem for use in a fast-acting safety system
US9927796B2 (en) Band saw with improved safety system
US20140331833A1 (en) Detection system for power equipment
AU2007201914B2 (en) Safety systems for power equipment
CA2762156C (en) Safety systems for power equipment

Legal Events

Date Code Title Description
NB Applications allowed - extensions of time section 223(2)

Free format text: THE TIME IN WHICH TO REQUEST EXAMINATION HAS BEEN EXTENDED TO 20031112

MK14 Patent ceased section 143(a) (annual fees not paid) or expired