IT1026155B - Sistema di monitofaggio ed allarme multiplex a due livelli per boccole surriscaldate per ferrovie - Google Patents

Sistema di monitofaggio ed allarme multiplex a due livelli per boccole surriscaldate per ferrovie

Info

Publication number
IT1026155B
IT1026155B IT54749/74A IT5474974A IT1026155B IT 1026155 B IT1026155 B IT 1026155B IT 54749/74 A IT54749/74 A IT 54749/74A IT 5474974 A IT5474974 A IT 5474974A IT 1026155 B IT1026155 B IT 1026155B
Authority
IT
Italy
Prior art keywords
railways
overheated
bushings
alarm system
level multiplex
Prior art date
Application number
IT54749/74A
Other languages
English (en)
Original Assignee
Servo 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.)
Filing date
Publication date
Application filed by Servo Corp filed Critical Servo Corp
Application granted granted Critical
Publication of IT1026155B publication Critical patent/IT1026155B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
    • B61K9/04—Detectors for indicating the overheating of axle bearings and the like, e.g. associated with the brake system for applying the brakes in case of a fault
    • B61K9/06—Detectors for indicating the overheating of axle bearings and the like, e.g. associated with the brake system for applying the brakes in case of a fault by detecting or indicating heat radiation from overheated axles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/26—Rail vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Emergency Alarm Devices (AREA)
IT54749/74A 1974-03-06 1974-12-23 Sistema di monitofaggio ed allarme multiplex a due livelli per boccole surriscaldate per ferrovie IT1026155B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US448668A US3872456A (en) 1974-03-06 1974-03-06 Two-level multiplex alarm monitor for hot box detector system

Publications (1)

Publication Number Publication Date
IT1026155B true IT1026155B (it) 1978-09-20

Family

ID=23781181

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54749/74A IT1026155B (it) 1974-03-06 1974-12-23 Sistema di monitofaggio ed allarme multiplex a due livelli per boccole surriscaldate per ferrovie

Country Status (10)

Country Link
US (1) US3872456A (it)
JP (1) JPS5733192B2 (it)
CA (1) CA1034655A (it)
DE (1) DE2509184A1 (it)
FR (1) FR2263140B1 (it)
GB (1) GB1445311A (it)
IT (1) IT1026155B (it)
NL (1) NL7416895A (it)
SE (1) SE7415675L (it)
ZA (1) ZA746515B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5555941Y2 (it) * 1975-08-28 1980-12-25
US4316175A (en) * 1977-01-26 1982-02-16 Skf Kugellagerfabriken Gmbh Method for the advance indication of damage to wheel bearings
US4323211A (en) * 1980-04-28 1982-04-06 Servo Corporation Of America Self adjusting wheel bearing heat signal processing circuit
US7693673B2 (en) * 2007-06-06 2010-04-06 General Electric Company Apparatus and method for identifying a defect and/or operating characteristic of a system
US7671757B2 (en) * 2007-06-06 2010-03-02 General Electric Company Method and apparatus for detecting misalignment of train inspection systems
US8112237B2 (en) * 2009-03-11 2012-02-07 Progress Rail Services Corp. System and method for correcting signal polarities and detection thresholds in a rail vehicle inspection system
US8280675B2 (en) * 2009-08-04 2012-10-02 Progress Rail Services Corp System and method for filtering temperature profiles of a wheel
CN110395291A (zh) * 2019-07-27 2019-11-01 安徽机电职业技术学院 轻轨轴温报警系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963575A (en) * 1959-05-26 1960-12-06 Servo Corp Of America Hot box detector alarm circuit
US3183350A (en) * 1959-10-30 1965-05-11 Gen Signal Corp System for detecting hot elements on railway vehicles
US3731087A (en) * 1970-11-16 1973-05-01 Cleveland Technical Center Inc Hot box alarm system
US3812343A (en) * 1973-08-27 1974-05-21 Servo Corp Roller bearing discriminator for a railroad hot box detector system

Also Published As

Publication number Publication date
US3872456A (en) 1975-03-18
GB1445311A (en) 1976-08-11
DE2509184A1 (de) 1975-09-11
SE7415675L (it) 1975-09-08
DE2509184C2 (it) 1987-02-26
JPS50118406A (it) 1975-09-17
ZA746515B (en) 1975-10-29
NL7416895A (nl) 1975-09-09
JPS5733192B2 (it) 1982-07-15
FR2263140B1 (it) 1978-07-21
FR2263140A1 (it) 1975-10-03
AU7526374A (en) 1976-05-13
CA1034655A (en) 1978-07-11

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