JP2005095411A - 衝撃吸収装置及びこれを用いた安全帯用ロープ - Google Patents
衝撃吸収装置及びこれを用いた安全帯用ロープ Download PDFInfo
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- JP2005095411A JP2005095411A JP2003333913A JP2003333913A JP2005095411A JP 2005095411 A JP2005095411 A JP 2005095411A JP 2003333913 A JP2003333913 A JP 2003333913A JP 2003333913 A JP2003333913 A JP 2003333913A JP 2005095411 A JP2005095411 A JP 2005095411A
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- Prior art keywords
- rope
- winding member
- safety belt
- core material
- covering
- 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.)
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- 230000035939 shock Effects 0.000 title claims abstract description 15
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 7
- 238000004804 winding Methods 0.000 claims abstract description 36
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 239000011162 core material Substances 0.000 claims description 23
- 239000000835 fiber Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 13
- 229920001230 polyarylate Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 229920006231 aramid fiber Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229920002978 Vinylon Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
- A62B35/04—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion incorporating energy absorbing means
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
- Ropes Or Cables (AREA)
Abstract
【解決手段】ロープ10の一部を巻付部材21の突条部21aの間に螺旋状に巻き付けるとともに、巻付部材21に巻き付けたロープ10を巻付部材21の外周面を覆う固定部材22によって固定し、ロープ10に加わる張力によって巻付部材21の突条部21aを破断させながら巻付部材21と固定部材22との間からロープ本体11が引き出されるようにした。
【選択図】図5
Description
Claims (3)
- 安全帯に連結されるロープに設けられ、ロープに加わる衝撃を吸収する衝撃吸収装置において、
外周面に螺旋状の突条部を有し、前記ロープの一部が突条部の間に螺旋状に巻き付けられた巻付部材と、
ロープが巻き付けられた巻付部材の外周面を覆うことによりロープを巻付部材に固定する固定部材とからなり、
ロープに加わる張力により巻付部材の突条部を破断させながら巻付部材と固定部材との間からロープが引き出されるように構成した
ことを特徴とする衝撃吸収装置。 - 所定の強度を有する芯材と、芯材を被覆する被覆材とからなるロープ本体を備え、ロープ本体の少なくとも一部を伸縮可能なコイル状に形成した安全帯用ロープにおいて、
請求項1記載の衝撃吸収装置を備えるとともに、
前記芯材を引張弾性率が300cN/dtex以上の高弾性率繊維によって形成した
ことを特徴とする安全帯用ロープ。 - 前記芯材をポリアリレート繊維、アラミド繊維、高強力ポリエチレン繊維及びPBO繊維のうちの何れか一つの高弾性率繊維によって形成した
ことを特徴とする請求項2記載の安全帯用ロープ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003333913A JP4227494B2 (ja) | 2003-09-25 | 2003-09-25 | 衝撃吸収装置及びこれを用いた安全帯用ロープ |
PCT/JP2004/013912 WO2005030335A1 (ja) | 2003-09-25 | 2004-09-24 | 衝撃吸収装置及びこれを用いた安全帯用ロープ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003333913A JP4227494B2 (ja) | 2003-09-25 | 2003-09-25 | 衝撃吸収装置及びこれを用いた安全帯用ロープ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005095411A true JP2005095411A (ja) | 2005-04-14 |
JP4227494B2 JP4227494B2 (ja) | 2009-02-18 |
Family
ID=34386007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003333913A Expired - Lifetime JP4227494B2 (ja) | 2003-09-25 | 2003-09-25 | 衝撃吸収装置及びこれを用いた安全帯用ロープ |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4227494B2 (ja) |
WO (1) | WO2005030335A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008144337A (ja) * | 2006-12-08 | 2008-06-26 | Jae Ju Lim | 伸縮性救命ロープ |
CN102575478A (zh) * | 2009-10-23 | 2012-07-11 | Db工业股份有限公司 | 能量吸收器 |
CN103191535A (zh) * | 2013-04-25 | 2013-07-10 | 金陵科技学院 | 一种防拉断的安全带绳 |
KR20210101779A (ko) * | 2020-02-11 | 2021-08-19 | 동서대학교 산학협력단 | 추락 방지 벨트 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10125837B1 (en) | 2017-08-01 | 2018-11-13 | Honeywell International Inc. | Cylindrically rolled energy absorber for use with a self-retracting lifeline |
GB2566092B (en) * | 2017-09-04 | 2022-06-15 | Kristian Fjelldal Alf | An energy-absorbing structure for a tether line, and a tether line incorporating the same |
GB2571948B (en) * | 2018-03-13 | 2022-02-23 | Latchways Plc | Energy absorber device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56152666U (ja) * | 1979-03-12 | 1981-11-14 | ||
JPS58127667A (ja) * | 1982-01-22 | 1983-07-29 | 石岡 繁雄 | 墜落者用緩衝装置 |
JPS6118154U (ja) * | 1984-07-07 | 1986-02-01 | 株式会社 岩通 | 降下装置 |
JPS6320859U (ja) * | 1986-07-24 | 1988-02-10 |
-
2003
- 2003-09-25 JP JP2003333913A patent/JP4227494B2/ja not_active Expired - Lifetime
-
2004
- 2004-09-24 WO PCT/JP2004/013912 patent/WO2005030335A1/ja active Application Filing
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008144337A (ja) * | 2006-12-08 | 2008-06-26 | Jae Ju Lim | 伸縮性救命ロープ |
CN102575478A (zh) * | 2009-10-23 | 2012-07-11 | Db工业股份有限公司 | 能量吸收器 |
CN102575478B (zh) * | 2009-10-23 | 2014-07-16 | Db工业股份有限公司 | 能量吸收器 |
CN103191535A (zh) * | 2013-04-25 | 2013-07-10 | 金陵科技学院 | 一种防拉断的安全带绳 |
KR20210101779A (ko) * | 2020-02-11 | 2021-08-19 | 동서대학교 산학협력단 | 추락 방지 벨트 |
KR102418516B1 (ko) * | 2020-02-11 | 2022-07-06 | 동서대학교 산학협력단 | 추락 방지 벨트 |
Also Published As
Publication number | Publication date |
---|---|
JP4227494B2 (ja) | 2009-02-18 |
WO2005030335A1 (ja) | 2005-04-07 |
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