CA2777855C - Fall protection safety device with a braking mechanism - Google Patents

Fall protection safety device with a braking mechanism Download PDF

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Publication number
CA2777855C
CA2777855C CA2777855A CA2777855A CA2777855C CA 2777855 C CA2777855 C CA 2777855C CA 2777855 A CA2777855 A CA 2777855A CA 2777855 A CA2777855 A CA 2777855A CA 2777855 C CA2777855 C CA 2777855C
Authority
CA
Canada
Prior art keywords
component
housing
magnet
safety device
pawl
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.)
Active
Application number
CA2777855A
Other languages
English (en)
French (fr)
Other versions
CA2777855A1 (en
Inventor
John P. Blomberg
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.)
DB Industries LLC
Original Assignee
DB Industries 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
Application filed by DB Industries LLC filed Critical DB Industries LLC
Publication of CA2777855A1 publication Critical patent/CA2777855A1/en
Application granted granted Critical
Publication of CA2777855C publication Critical patent/CA2777855C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00—Devices for lowering persons from buildings or the like
    • A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
    • A62B1/14—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brakes sliding on the rope
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
    • H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
    • H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
    • H02K49/043—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with a radial airgap
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0081—Equipment which can travel along the length of a lifeline, e.g. travelers
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0043—Lifelines, lanyards, and anchors therefore
    • A62B35/0062—Rail-form lifelines for permanent installation

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Lowering Means (AREA)
  • Braking Arrangements (AREA)
CA2777855A 2009-12-23 2010-12-23 Fall protection safety device with a braking mechanism Active CA2777855C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28955009P 2009-12-23 2009-12-23
US61/289,550 2009-12-23
PCT/US2010/062007 WO2011079266A2 (en) 2009-12-23 2010-12-23 Fall protection safety device with a braking mechanism

Publications (2)

Publication Number Publication Date
CA2777855A1 CA2777855A1 (en) 2011-06-30
CA2777855C true CA2777855C (en) 2013-12-24

Family

ID=43735787

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2777855A Active CA2777855C (en) 2009-12-23 2010-12-23 Fall protection safety device with a braking mechanism

Country Status (11)

Country Link
US (1) US8511434B2 (enExample)
EP (2) EP2516020B1 (enExample)
JP (2) JP5731540B2 (enExample)
CN (2) CN104667444B (enExample)
AU (1) AU2010336378B2 (enExample)
BR (1) BR112012017336A2 (enExample)
CA (1) CA2777855C (enExample)
DK (1) DK2516020T3 (enExample)
MX (2) MX2012007436A (enExample)
SG (1) SG181479A1 (enExample)
WO (1) WO2011079266A2 (enExample)

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US11050336B2 (en) 2014-12-04 2021-06-29 Eddy Current Limited Partnership Methods of altering eddy current interactions
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GB2556892B (en) * 2016-11-23 2022-04-27 Latchways Plc Self-retracting lifeline fall arrest device
US9852598B1 (en) * 2017-01-25 2017-12-26 Jeffrey D. Thompson Swing fall protection device
US10888723B2 (en) 2017-01-25 2021-01-12 Jeffrey D. Thompson Self-retracting lanyard with fall protection harness tracker
US10722739B2 (en) 2017-01-25 2020-07-28 Jeffrey D. Thompson Controlled descent self-retracting lanyard
US10792524B2 (en) 2017-01-25 2020-10-06 Jeffrey D. Thompson Self-retracting lanyard with fall protection harness tracker
KR101889084B1 (ko) * 2017-03-06 2018-08-16 (주)미디어스페이스 추락 체험장치
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WO2022003501A1 (en) 2020-07-02 2022-01-06 3M Innovative Properties Company Fall-protection apparatus comprising braking device with velocity-actuated, acceleration-modulated pawl(s)
US11759662B2 (en) 2020-07-02 2023-09-19 3M Innovative Properties Company Fall-protection apparatus comprising dual-actuatable braking device
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EP4178684A4 (en) 2020-07-10 2024-04-24 3M Innovative Properties Company Fall-protection apparatus with braking device comprising flexure-borne pawl
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Also Published As

Publication number Publication date
EP2516020B1 (en) 2015-05-27
MX2012007436A (es) 2012-07-23
EP2777771B1 (en) 2022-05-04
EP2777771A2 (en) 2014-09-17
CN104667444B (zh) 2021-04-27
EP2777771A3 (en) 2014-12-24
US20110147125A1 (en) 2011-06-23
US8511434B2 (en) 2013-08-20
CA2777855A1 (en) 2011-06-30
JP2013515574A (ja) 2013-05-09
WO2011079266A3 (en) 2011-08-25
AU2010336378A1 (en) 2012-05-17
CN104667444A (zh) 2015-06-03
CN102652029B (zh) 2015-02-04
EP2516020A2 (en) 2012-10-31
BR112012017336A2 (pt) 2016-04-19
SG181479A1 (en) 2012-07-30
MX385892B (es) 2025-03-18
JP2014111188A (ja) 2014-06-19
JP5731540B2 (ja) 2015-06-10
WO2011079266A2 (en) 2011-06-30
JP5905499B2 (ja) 2016-04-20
DK2516020T3 (da) 2015-06-22
AU2010336378B2 (en) 2013-10-10
CN102652029A (zh) 2012-08-29

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130830

H11 Ip right ceased following rejected request for revival

Free format text: ST27 STATUS EVENT CODE: T-6-6-H10-H11-H101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: TIME LIMIT FOR REVERSAL EXPIRED

Effective date: 20240806