Invention Grant
- Patent Title: Protection device for electrical appliances, in particular electric motors, compressors and transformers
- Patent Title (中): 电器用保护装置，特别是电动马达，压缩机和变压器
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Application No.: US14574682Application Date: 2014-12-18
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Publication No.: US09543753B2Publication Date: 2017-01-10
- Inventor: Fabrizio Rotulo
- Applicant: Electrica S.r.l.
- Applicant Address: IT Milan
- Assignee: Electrica S.r.l.
- Current Assignee: Electrica S.r.l.
- Current Assignee Address: IT Milan
- Agency: Ice Miller LLP
- Priority: ITMI2013A2139 20131219
- Main IPC: H02H5/04
- IPC: H02H5/04 ; H02H7/08 ; H01H37/14 ; H01H37/54 ; H01H37/60
Abstract:
A protection device is provided for electric appliances suitable for selectively connecting an electric appliance to a power supply line. The protection device includes a metal plate member, a composite metal blade, an insulating block for supporting the metal plate member and the composite metal blade, and a compensating resistor made en bloc with the metal plate member.
Public/Granted literature
- US20150180222A1 PROTECTION DEVICE FOR ELECTRICAL APPLIANCES, IN PARTICULAR ELECTRIC MOTORS, COMPRESSORS AND TRANSFORMERS Public/Granted day:2015-06-25
Information query
