CH224762A - Arrangement to prevent reverse current. - Google Patents

Arrangement to prevent reverse current.

Info

Publication number
CH224762A
CH224762A CH224762DA CH224762A CH 224762 A CH224762 A CH 224762A CH 224762D A CH224762D A CH 224762DA CH 224762 A CH224762 A CH 224762A
Authority
CH
Switzerland
Prior art keywords
arrangement
reverse current
prevent reverse
prevent
current
Prior art date
Application number
Other languages
German (de)
Inventor
Hermes Patentverwertun Haftung
Original Assignee
Hermes Patentverwertungs Gmbh
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 Hermes Patentverwertungs Gmbh filed Critical Hermes Patentverwertungs Gmbh
Publication of CH224762A publication Critical patent/CH224762A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/18—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to reversal of direct current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B3/00—General-purpose turning-machines or devices, e.g. centre lathes with feed rod and lead screw; Sets of turning-machines
    • B23B3/08—Turning-machines characterised by the use of faceplates
    • B23B3/10—Turning-machines characterised by the use of faceplates with the faceplate horizontal, i.e. vertical boring and turning machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/22—Writing-cores gripping means, e.g. chucks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00—Electric heating systems
    • F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
    • F24D13/022—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements
    • F24D13/024—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements in walls, floors, ceilings
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
CH224762D 1940-04-05 1942-01-24 Arrangement to prevent reverse current. CH224762A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE219430X 1940-04-05
DE250141X 1941-01-25

Publications (1)

Publication Number Publication Date
CH224762A true CH224762A (en) 1942-12-15

Family

ID=25762481

Family Applications (5)

Application Number Title Priority Date Filing Date
CH219430D CH219430A (en) 1940-04-05 1941-03-21 Mechanical pencil.
CH225406D CH225406A (en) 1940-04-05 1942-01-21 Vertical turning and boring mill.
CH225310D CH225310A (en) 1940-04-05 1942-01-23 Electric heating device for permanent installation on floors, walls and ceilings.
CH224762D CH224762A (en) 1940-04-05 1942-01-24 Arrangement to prevent reverse current.
CH226585D CH226585A (en) 1940-04-05 1942-01-24 Luminous object.

Family Applications Before (3)

Application Number Title Priority Date Filing Date
CH219430D CH219430A (en) 1940-04-05 1941-03-21 Mechanical pencil.
CH225406D CH225406A (en) 1940-04-05 1942-01-21 Vertical turning and boring mill.
CH225310D CH225310A (en) 1940-04-05 1942-01-23 Electric heating device for permanent installation on floors, walls and ceilings.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH226585D CH226585A (en) 1940-04-05 1942-01-24 Luminous object.

Country Status (1)

Country Link
CH (5) CH219430A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE470020A (en) * 1946-03-13
US2569916A (en) * 1949-09-30 1951-10-02 Us Rubber Co Surface metal raceway
US2582762A (en) * 1949-12-24 1952-01-15 Us Rubber Co Radiant heating installation
US2569961A (en) * 1950-05-19 1951-10-02 Us Rubber Co Radiant heating installation
US2569921A (en) * 1950-09-14 1951-10-02 Us Rubber Co Radiant heating installation
US2613309A (en) * 1950-11-15 1952-10-07 Gen Electric Contacting device for electric heating panels
US2704155A (en) * 1952-06-04 1955-03-15 Thomas W Hannon Electrically heated screen construction
US2812062A (en) * 1952-07-10 1957-11-05 Thomas W Hannon Electrically heated screen construction
US2932711A (en) * 1957-05-10 1960-04-12 Fielden L Poirrier Radiant heating panel and construction for buildings and the like
FR2206480B1 (en) * 1972-11-15 1978-03-03 Pousset & Petel Ets
JPS54144222A (en) * 1978-04-28 1979-11-10 Iwasaki Kosei Pusheddout writing implement
NO154678C (en) * 1984-07-13 1986-11-26 Standard Tel Kabelfab As ELECTRIC HEAT FILM AND PROCEDURE FOR MANUFACTURING THEM.

Also Published As

Publication number Publication date
CH219430A (en) 1942-02-15
CH226585A (en) 1943-04-15
CH225406A (en) 1943-01-31
CH225310A (en) 1943-01-31

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