CH556464A - SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED. - Google Patents

SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED.

Info

Publication number
CH556464A
CH556464A CH272173A CH272173A CH556464A CH 556464 A CH556464 A CH 556464A CH 272173 A CH272173 A CH 272173A CH 272173 A CH272173 A CH 272173A CH 556464 A CH556464 A CH 556464A
Authority
CH
Switzerland
Prior art keywords
raised
lowered
fall
prevent
safety device
Prior art date
Application number
CH272173A
Other languages
Italian (it)
Original Assignee
Franzi Franco
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 Franzi Franco filed Critical Franzi Franco
Priority to CH272173A priority Critical patent/CH556464A/en
Publication of CH556464A publication Critical patent/CH556464A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • B66B5/044—Mechanical overspeed governors
    • B66B5/046—Mechanical overspeed governors of the pendulum or rocker arm type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/84—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic against dropping

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
CH272173A 1973-02-24 1973-02-24 SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED. CH556464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH272173A CH556464A (en) 1973-02-24 1973-02-24 SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH272173A CH556464A (en) 1973-02-24 1973-02-24 SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED.

Publications (1)

Publication Number Publication Date
CH556464A true CH556464A (en) 1974-11-29

Family

ID=4240111

Family Applications (1)

Application Number Title Priority Date Filing Date
CH272173A CH556464A (en) 1973-02-24 1973-02-24 SAFETY DEVICE ALLOWING TO PREVENT THE FALL OF A LOAD INTENDED TO BE RAISED AND LOWERED WITH UNIFORM SPEED.

Country Status (1)

Country Link
CH (1) CH556464A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2465678A1 (en) * 1979-09-18 1981-03-27 Martin Michel Safety catch for drum hoist - has radial collar engaging in stop to prevent sudden accidental descent
EP0385180A2 (en) * 1989-03-02 1990-09-05 Maber costruzioni s.r.l. Safety brake for a lift or the like

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2465678A1 (en) * 1979-09-18 1981-03-27 Martin Michel Safety catch for drum hoist - has radial collar engaging in stop to prevent sudden accidental descent
EP0385180A2 (en) * 1989-03-02 1990-09-05 Maber costruzioni s.r.l. Safety brake for a lift or the like
EP0385180A3 (en) * 1989-03-02 1992-05-20 Maber costruzioni s.r.l. Safety brake for a lift or the like

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Legal Events

Date Code Title Description
PL Patent ceased