CA2052434A1 - Mine hoist braking system - Google Patents

Mine hoist braking system

Info

Publication number
CA2052434A1
CA2052434A1 CA 2052434 CA2052434A CA2052434A1 CA 2052434 A1 CA2052434 A1 CA 2052434A1 CA 2052434 CA2052434 CA 2052434 CA 2052434 A CA2052434 A CA 2052434A CA 2052434 A1 CA2052434 A1 CA 2052434A1
Authority
CA
Canada
Prior art keywords
braking system
mine hoist
hoist braking
braking
mine
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.)
Granted
Application number
CA 2052434
Other languages
French (fr)
Other versions
CA2052434C (en
Inventor
Bruce J. Marcinyshyn
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.)
Vale Canada Ltd
Original Assignee
Vale Canada 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 Vale Canada Ltd filed Critical Vale Canada Ltd
Priority to CA 2052434 priority Critical patent/CA2052434C/en
Publication of CA2052434A1 publication Critical patent/CA2052434A1/en
Application granted granted Critical
Publication of CA2052434C publication Critical patent/CA2052434C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Braking Arrangements (AREA)

Abstract

A braking system for mine hoists allows for primed braking while simultaneously meeting mandated deceleration rates. A series of two position valves act to dampen debilitating hoist vibrations and bring the conveyances to safe, smooth stops in emergency.
CA 2052434 1991-10-01 1991-10-01 Mine hoist braking system Expired - Fee Related CA2052434C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2052434 CA2052434C (en) 1991-10-01 1991-10-01 Mine hoist braking system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2052434 CA2052434C (en) 1991-10-01 1991-10-01 Mine hoist braking system

Publications (2)

Publication Number Publication Date
CA2052434A1 true CA2052434A1 (en) 1993-04-02
CA2052434C CA2052434C (en) 1997-05-27

Family

ID=4148466

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2052434 Expired - Fee Related CA2052434C (en) 1991-10-01 1991-10-01 Mine hoist braking system

Country Status (1)

Country Link
CA (1) CA2052434C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108177523B (en) * 2017-12-27 2020-08-18 中国煤炭科工集团太原研究院有限公司 Pneumatic system based on locking and starting of underground trackless rubber-tyred vehicle door

Also Published As

Publication number Publication date
CA2052434C (en) 1997-05-27

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed