Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
  • H01H73/48—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
  • H01H73/56—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release reset by push-button, pull-knob or slide
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
  • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
  • B41J35/00—Other apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms
  • B41J35/22—Mechanisms permitting the selective use of a plurality of ink ribbons

Landscapes

• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• Impression-Transfer Materials And Handling Thereof (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10286788

Family Applications (1)

Country Status (3)

• 0
  • NL NL37890D patent/NL37890C/xx active
• 1932
  • 1932-11-10 GB GB2914132A patent/GB409762A/en not_active Expired
• 1933
  • 1933-11-09 FR FR764609D patent/FR764609A/fr not_active Expired

Also Published As

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