GB2311172B - Low-torque,interchangable-rotor electric motor - Google Patents

Low-torque,interchangable-rotor electric motor

Info

Publication number
GB2311172B
GB2311172B GB9615473A GB9615473A GB2311172B GB 2311172 B GB2311172 B GB 2311172B GB 9615473 A GB9615473 A GB 9615473A GB 9615473 A GB9615473 A GB 9615473A GB 2311172 B GB2311172 B GB 2311172B
Authority
GB
United Kingdom
Prior art keywords
interchangable
torque
low
electric motor
rotor electric
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.)
Expired - Fee Related
Application number
GB9615473A
Other versions
GB9615473D0 (en
GB2311172A (en
Inventor
David T Summerland
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.)
Mad Lighting Ltd
Original Assignee
Mad Lighting 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 Mad Lighting Ltd filed Critical Mad Lighting Ltd
Publication of GB9615473D0 publication Critical patent/GB9615473D0/en
Priority to US08/798,121 priority Critical patent/US5739604A/en
Publication of GB2311172A publication Critical patent/GB2311172A/en
Application granted granted Critical
Publication of GB2311172B publication Critical patent/GB2311172B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H02K16/02—Machines with one stator and two or more rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F21S10/007—Lighting devices or systems producing a varying lighting effect using rotating transparent or colored disks, e.g. gobo wheels
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
    • H02K37/02—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of variable reluctance type
    • H02K37/04—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of variable reluctance type with rotors situated within the stators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
GB9615473A 1996-02-20 1996-07-23 Low-torque,interchangable-rotor electric motor Expired - Fee Related GB2311172B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US08/798,121 US5739604A (en) 1996-02-20 1997-02-12 Low-torque, interchangeable-rotor electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9603496.2A GB9603496D0 (en) 1996-02-20 1996-02-20 Lighting effects

Publications (3)

Publication Number Publication Date
GB9615473D0 GB9615473D0 (en) 1996-09-04
GB2311172A GB2311172A (en) 1997-09-17
GB2311172B true GB2311172B (en) 2000-04-19

Family

ID=10789037

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9603496.2A Pending GB9603496D0 (en) 1996-02-20 1996-02-20 Lighting effects
GB9615473A Expired - Fee Related GB2311172B (en) 1996-02-20 1996-07-23 Low-torque,interchangable-rotor electric motor

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9603496.2A Pending GB9603496D0 (en) 1996-02-20 1996-02-20 Lighting effects

Country Status (1)

Country Link
GB (2) GB9603496D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2348547A (en) * 1999-02-02 2000-10-04 Mad Lighting Ltd Interchangeable rotor electric motor
AT524982A1 (en) * 2021-04-09 2022-11-15 Schiebel Antriebstechnik Gmbh MT sensor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072303A1 (en) * 1981-08-03 1983-02-16 S.A.R.L. Cameleon Projector with coloured screens on discs
EP0352756A2 (en) * 1988-07-26 1990-01-31 Morpheus Lights, Inc. Selectable aperture module
US5381064A (en) * 1992-01-15 1995-01-10 Macon Management & Design Limited Print wheel motor for encoder

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072303A1 (en) * 1981-08-03 1983-02-16 S.A.R.L. Cameleon Projector with coloured screens on discs
EP0352756A2 (en) * 1988-07-26 1990-01-31 Morpheus Lights, Inc. Selectable aperture module
US5381064A (en) * 1992-01-15 1995-01-10 Macon Management & Design Limited Print wheel motor for encoder

Also Published As

Publication number Publication date
GB9603496D0 (en) 1996-04-17
GB9615473D0 (en) 1996-09-04
GB2311172A (en) 1997-09-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020723