GB1552891A – Elevator systems
– Google Patents
GB1552891A – Elevator systems
– Google Patents
Elevator systems
Info
Publication number
GB1552891A
GB1552891A
GB826977A
GB826977A
GB1552891A
GB 1552891 A
GB1552891 A
GB 1552891A
GB 826977 A
GB826977 A
GB 826977A
GB 826977 A
GB826977 A
GB 826977A
GB 1552891 A
GB1552891 A
GB 1552891A
Authority
GB
United Kingdom
Prior art keywords
elevator systems
elevator
systems
Prior art date
1976-03-22
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.)
Expired
Application number
GB826977A
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.)
CBS Corp
Original Assignee
Westinghouse Electric 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.)
1976-03-22
Filing date
1977-02-28
Publication date
1979-09-19
1977-02-28
Application filed by Westinghouse Electric Corp
filed
Critical
Westinghouse Electric Corp
1979-09-19
Publication of GB1552891A
publication
Critical
patent/GB1552891A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
G—PHYSICS
G02—OPTICS
G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
G02F1/1313—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells specially adapted for a particular application
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
G—PHYSICS
G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
GB826977A
1976-03-22
1977-02-28
Elevator systems
Expired
GB1552891A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/669,014
US4013993A
(en)
1976-03-22
1976-03-22
Elevator system
Publications (1)
Publication Number
Publication Date
GB1552891A
true
GB1552891A
(en)
1979-09-19
Family
ID=24684671
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB826977A
Expired
GB1552891A
(en)
1976-03-22
1977-02-28
Elevator systems
Country Status (8)
Country
Link
US
(1)
US4013993A
(en)
JP
(1)
JPS52115043A
(en)
AU
(1)
AU510660B2
(en)
BE
(1)
BE852564A
(en)
CA
(1)
CA1096071A
(en)
ES
(1)
ES457103A1
(en)
FR
(1)
FR2345385A1
(en)
GB
(1)
GB1552891A
(en)
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE102005004667A1
(en)
*
2005-02-02
2006-08-10
TÜV Nord GmbH
Diagnosing device for e.g. freight elevator, has data transmission unit transmitting measured physical parameters to evaluation unit arranged outside of elevator car and comprising wire connecting evaluation unit with acceleration sensor
Families Citing this family (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4708223A
(en)
*
1986-09-29
1987-11-24
Westinghouse Electric Corp.
Emergency lighting for elevator cab
KR100277466B1
(en)
*
1998-08-10
2001-01-15
장병우
How to send elevator signal
EP2448855A4
(en)
*
2009-06-29
2015-02-25
Otis Elevator Co
Emergency lighting for an elevator cab
FI122636B
(en)
2011-01-25
2012-04-30
Kone Corp
A control arrangement and method for supplying electrical power to an elevator system
US8558407B2
(en)
2011-01-25
2013-10-15
Man-D-Tec, Inc.
Elevator emergency LED lighting power supply assembly
US9035494B2
(en)
2013-03-07
2015-05-19
Man-D-Tec, Inc.
Elevator interior illumination
US9696022B2
(en)
2013-03-14
2017-07-04
Mandy Holdings Lllp
Downward illumination assembly
US9200784B2
(en)
2013-03-15
2015-12-01
Man-D-Tec, Inc.
Downward illumination assembly
US9933144B2
(en)
2013-09-20
2018-04-03
Man-D-Tec, Inc.
Light fixture mounting assembly
US9453639B2
(en)
2013-09-24
2016-09-27
Mandy Holdings Lllp
Rectilinear light source for elevator interior
US11274018B2
(en)
2019-08-05
2022-03-15
Man-D-Tec Inc.
Temporary and emergency elevator interior lighting assembly
Family Cites Families (10)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US1469946A
(en)
*
1923-01-24
1923-10-09
John A Morrison
Exit light
US2518920A
(en)
*
1948-07-02
1950-08-15
Otis Elevator Co
Directory sign for elevator cars
GB686796A
(en)
*
1950-07-06
1953-01-28
Phillip Anthony Duncan
Improvements in or relating to electric lighting units and signs
US3486068A
(en)
*
1969-03-03
1969-12-23
Robert O Dunn
Emergency lighting system employing dual filament lamps and changeover relays
US3609730A
(en)
*
1969-03-21
1971-09-28
White & Co Inc K M
Elevator emergency testing system
DE2016322B2
(en)
*
1969-04-08
1974-06-12
Tenelux Ltd., Bois Des Filion (Kanada)
Emergency lighting device
US3677370A
(en)
*
1970-08-19
1972-07-18
Security Systems Inc
Elevator alarm system
US3920996A
(en)
*
1973-09-19
1975-11-18
Sperry Rand Corp
Loss of power indicator
US3906243A
(en)
*
1973-11-14
1975-09-16
Materials A Division Of Genera
Retrofit emergency lighting system
US3912977A
(en)
*
1974-05-20
1975-10-14
Rca Corp
Direct current protection circuit
1976
1976-03-22
US
US05/669,014
patent/US4013993A/en
not_active
Expired – Lifetime
1977
1977-02-23
CA
CA272,488A
patent/CA1096071A/en
not_active
Expired
1977-02-28
GB
GB826977A
patent/GB1552891A/en
not_active
Expired
1977-03-17
AU
AU23339/77A
patent/AU510660B2/en
not_active
Expired
1977-03-17
FR
FR7708031A
patent/FR2345385A1/en
active
Granted
1977-03-17
BE
BE175864A
patent/BE852564A/en
not_active
IP Right Cessation
1977-03-22
JP
JP3051977A
patent/JPS52115043A/en
active
Pending
1977-03-22
ES
ES457103A
patent/ES457103A1/en
not_active
Expired
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DE102005004667A1
(en)
*
2005-02-02
2006-08-10
TÜV Nord GmbH
Diagnosing device for e.g. freight elevator, has data transmission unit transmitting measured physical parameters to evaluation unit arranged outside of elevator car and comprising wire connecting evaluation unit with acceleration sensor
Also Published As
Publication number
Publication date
ES457103A1
(en)
1978-08-16
BE852564A
(en)
1977-09-19
FR2345385B1
(en)
1980-03-28
US4013993A
(en)
1977-03-22
AU2333977A
(en)
1978-09-21
FR2345385A1
(en)
1977-10-21
CA1096071A
(en)
1981-02-17
AU510660B2
(en)
1980-07-10
JPS52115043A
(en)
1977-09-27
Similar Documents
Publication
Publication Date
Title
JPS52133689A
(en)
1977-11-09
Escalator
GB1546905A
(en)
1979-05-31
Conveyor systems
JPS5349357A
(en)
1978-05-04
Heattpupm system
AU509745B2
(en)
1980-05-22
Elevator indicating system
JPS52102059A
(en)
1977-08-26
Positionndetecting system
JPS5330566A
(en)
1978-03-22
Elevator device
JPS5311446A
(en)
1978-02-01
Elevator cage
ZA775108B
(en)
1978-07-26
Hoist system
JPS5332541A
(en)
1978-03-27
Elevator device
GB1552891A
(en)
1979-09-19
Elevator systems
JPS53411A
(en)
1978-01-06
Highhvacuum systems
HK2284A
(en)
1984-01-13
Elevator control system
JPS5335433A
(en)
1978-04-01
Desplay system
JPS5343211A
(en)
1978-04-19
Pumppdriving systems
AU509927B2
(en)
1980-05-29
Elevator system
MY8500255A
(en)
1985-12-31
Elevator control system
JPS52135229A
(en)
1977-11-12
Terminating system
JPS5318158A
(en)
1978-02-20
Elevator device
AU2490277A
(en)
1978-11-09
Intercom systems
JPS5368202A
(en)
1978-06-17
Counterweight
JPS5353051A
(en)
1978-05-15
Heattpump system
GB1538856A
(en)
1979-01-24
Integrated ceiling systems
JPS52148999A
(en)
1977-12-10
Slow elevator
JPS52106537A
(en)
1977-09-07
Elevator device
JPS5330567A
(en)
1978-03-22
Freight elevator
Legal Events
Date
Code
Title
Description
1980-01-03
PS
Patent sealed [section 19, patents act 1949]
1987-10-14
PCNP
Patent ceased through non-payment of renewal fee
