IT1289235B1 - Sistema a leva con forza variabile di resistenza di attrito - Google Patents

Sistema a leva con forza variabile di resistenza di attrito

Info

Publication number
IT1289235B1
IT1289235B1 IT96RM000841A ITRM960841A IT1289235B1 IT 1289235 B1 IT1289235 B1 IT 1289235B1 IT 96RM000841 A IT96RM000841 A IT 96RM000841A IT RM960841 A ITRM960841 A IT RM960841A IT 1289235 B1 IT1289235 B1 IT 1289235B1
Authority
IT
Italy
Prior art keywords
resistance force
friction resistance
lever system
variable friction
variable
Prior art date
Application number
IT96RM000841A
Other languages
English (en)
Inventor
Hisanori Abiru
Hideaki Harada
Jun Hirai
Kenji Imada
Souhei Tateyama
Original Assignee
Mitsubishi Heavy Ind 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 Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd
Publication of ITRM960841A0 publication Critical patent/ITRM960841A0/it
Publication of ITRM960841A1 publication Critical patent/ITRM960841A1/it
Application granted granted Critical
Publication of IT1289235B1 publication Critical patent/IT1289235B1/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/08—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
    • F16F7/082—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other and characterised by damping force adjustment means
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
    • E04H9/0215—Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
    • E04H9/0237—Structural braces with damping devices
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
    • E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
    • E04H9/028—Earthquake withstanding shelters

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Environmental & Geological Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Vibration Dampers (AREA)
  • Mechanical Control Devices (AREA)
  • Braking Arrangements (AREA)
IT96RM000841A 1996-03-22 1996-12-06 Sistema a leva con forza variabile di resistenza di attrito IT1289235B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06632696A JP3530301B2 (ja) 1996-03-22 1996-03-22 てこ式摩擦抵抗力可変装置

Publications (3)

Publication Number Publication Date
ITRM960841A0 ITRM960841A0 (it) 1996-12-06
ITRM960841A1 ITRM960841A1 (it) 1998-06-06
IT1289235B1 true IT1289235B1 (it) 1998-09-29

Family

ID=13312612

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96RM000841A IT1289235B1 (it) 1996-03-22 1996-12-06 Sistema a leva con forza variabile di resistenza di attrito

Country Status (6)

Country Link
US (1) US5915676A (it)
JP (1) JP3530301B2 (it)
KR (1) KR100207349B1 (it)
CN (1) CN1068663C (it)
IT (1) IT1289235B1 (it)
TW (1) TW346524B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ517405A (en) * 1999-08-03 2003-01-31 Imad H A device for damping movements of structural elements and a bracing system
US6840016B1 (en) 1999-08-03 2005-01-11 Imad H. Mualla Device for damping movements of structural elements and a bracing system
US6223483B1 (en) * 1999-09-14 2001-05-01 Isamu Tsukagoshi Vibration damping mechanism and anti-earthquake wall material
WO2001098607A1 (en) 2000-06-16 2001-12-27 Stefano Berton Displacement amplification method and apparatus for passive energy dissipation in seismic applications
US6761001B2 (en) * 2000-08-18 2004-07-13 Lee W. Mueller Frame shear assembly for walls
US20040128921A1 (en) * 2001-05-09 2004-07-08 Mualla Imad H Frictional damper for damping movement of structures
US6931804B2 (en) 2001-06-21 2005-08-23 Shear Force Wall Systems Inc. Prefabricated shearwall having improved structural characteristics
KR100478031B1 (ko) * 2002-10-10 2005-03-21 유니슨 주식회사 증폭된 상대변위를 가지는 감진장치
US7032722B2 (en) * 2003-07-07 2006-04-25 Arvinmeritor Technology, Llc Multiple ball screw assembly with differing pitch used to optimize force and displacement of brake actuator
KR100645447B1 (ko) * 2005-10-31 2006-11-14 한국전력공사 풀리형 지진진동 저감장치
FR2905997B1 (fr) * 2006-09-14 2008-11-28 Conseil Et Tech Sarl Dispositif a friction pour le controle d'effort, et un amortisseur a friction comprenant un tel dispositif
KR100851650B1 (ko) * 2006-10-30 2008-08-13 한국전력공사 구조물의 진동 감쇠 장치
KR101181987B1 (ko) * 2011-02-15 2012-09-11 조선대학교산학협력단 변위증폭형 제진시스템 및 이의 시공방법
US8857110B2 (en) * 2011-11-11 2014-10-14 The Research Foundation For The State University Of New York Negative stiffness device and method
US9206616B2 (en) 2013-06-28 2015-12-08 The Research Foundation For The State University Of New York Negative stiffness device and method
US10745913B2 (en) 2016-03-24 2020-08-18 Omg, Inc. Building shrinkage compensation device with rotating gears
US9938714B2 (en) 2016-03-24 2018-04-10 Omg, Inc. Hinged building shrinkage compensation device
CN107687282B (zh) * 2017-09-04 2019-06-07 北京工业大学 一种装配式钢结构自复位耗能支撑装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764260A (en) * 1952-01-26 1956-09-25 Gen Motors Corp Vibration dampening means for brakes, clutches, and the like
CH530573A (de) * 1971-10-29 1972-11-15 Lenco Ag Anordnung zum erschütterungsfreien Aufhängen von Geräten, insbesondere von Schallplatten-Abspielgeräten
US4265467A (en) * 1979-04-04 1981-05-05 Grumman Aerospace Corporation Frictional suspension damping system
US4371141A (en) * 1980-09-24 1983-02-01 Korfund Dynamics Corporation Vibration isolation system with adjustable constant force, all-directional, attenuating seismic restraint
JPS599327A (ja) * 1982-07-09 1984-01-18 Hitachi Ltd 機能点検装置付き衝撃力吸収装置
JPS5940036A (ja) * 1982-08-27 1984-03-05 Nhk Spring Co Ltd 摩擦制振装置
SU1293400A1 (ru) * 1985-01-07 1987-02-28 Производственное Объединение "Коломенский Завод" Фрикционный демпфер
US4941640A (en) * 1985-03-20 1990-07-17 Tokico Ltd. Vibration isolating apparatus
US4763869A (en) * 1985-03-20 1988-08-16 Tokico Ltd. Vibration isolating apparatus
CN1016882B (zh) * 1988-04-25 1992-06-03 吴全忠 一种隔绝地震动能之建筑物免震结构
JPH02101269A (ja) * 1988-10-11 1990-04-13 Taisei Corp 構造物における振動減衰増幅装置
US5303524A (en) * 1992-03-09 1994-04-19 Caspe Marc S Earthquaker protection system and method of installing same
JPH0678540A (ja) * 1992-08-20 1994-03-18 Nippon Electric Ind Co Ltd 共振形ｓｍｒコンバータ
CN1061407C (zh) * 1992-09-14 2001-01-31 堪萨斯州立大学研究基金会 将建筑结构物底座隔开的刚度隔离装置
US5462141A (en) * 1993-05-07 1995-10-31 Tayco Developments, Inc. Seismic isolator and method for strengthening structures against damage from seismic forces
US5775469A (en) * 1996-04-15 1998-07-07 Kang; Song D. Electrodynamic strut with associated bracing mechanism

Also Published As

Publication number Publication date
ITRM960841A1 (it) 1998-06-06
CN1068663C (zh) 2001-07-18
KR970066779A (ko) 1997-10-13
US5915676A (en) 1999-06-29
TW346524B (en) 1998-12-01
JPH09256668A (ja) 1997-09-30
ITRM960841A0 (it) 1996-12-06
JP3530301B2 (ja) 2004-05-24
CN1163993A (zh) 1997-11-05
KR100207349B1 (ko) 1999-07-15

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