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Class Information
Number: 337/31
Name: Electricity: electrothermally or thermally actuated switches > Electrothermally actuated switches > Space discharge device (gaps, lightning arrester, etc.) > With fusible element (e.g., cutout means)
Description: Subject matter relating to significant spark gap structure in combination with fusible cut out means or a fusible material controlled switch means.










Sub-classes under this class:

Class Number Class Name Patents
337/33 With common structural elements (e.g., fuse provides support or element of spark gap structure) 15
337/32 With grounding means 98


Patents under this class:

Patent Number Title Of Patent Date Issued
8217750 3-electrode surge protective device Jul. 10, 2012
8203819 Electrical protection component with a short-circuiting device Jun. 19, 2012
7701688 Structure for installing lightning arrester for electric pole Apr. 20, 2010
6348851 Breaker switch and battery including the same Feb. 19, 2002
6323750 Electrical component with a safety release Nov. 27, 2001
6006661 Stamp-making apparatus, as well as function changeover mechanism, exposure system and stamp-making object material-detecting device therefor Dec. 28, 1999
5907270 Current-limiting switch May. 25, 1999
5526218 Surge absorbing device to protect from overvoltage and overcurrent Jun. 11, 1996
5475356 Gas-tube arrester Dec. 12, 1995
5434550 Arrester disconnector Jul. 18, 1995
5313183 Gas-tube arrester May. 17, 1994
5248953 Thermal overload protection device for electronic components Sep. 28, 1993
5231367 Thermal response switch and a surge absorbing circuit using the same Jul. 27, 1993
5210677 Solid state station protectors May. 11, 1993
5198791 Surge absorber Mar. 30, 1993
4864455 Arrester disconnecting device Sep. 5, 1989
4743996 Electrical distribution apparatus having fused draw-out surge arrester May. 10, 1988
4654619 Module for the protection of multiwire lines against overvoltages Mar. 31, 1987
4600860 Rapid-start fluorescent lamp closure switch Jul. 15, 1986
4600861 Fluorescent lamp circuit breaker Jul. 15, 1986
4542363 Open fuse cutout Sep. 17, 1985
4540968 Open fuse cutout Sep. 10, 1985
4538202 Current transformer secondary voltage limiter Aug. 27, 1985
4503414 Current interrupting lightning arrester isolator Mar. 5, 1985
4500862 Power source isolator Feb. 19, 1985
4335415 Antenna lightning arrestor Jun. 15, 1982
4071872 Interrupter Jan. 31, 1978
4051546 Gas tube arrester protector Sep. 27, 1977
4015228 Surge absorber Mar. 29, 1977
3947797 Circuit interrupting means Mar. 30, 1976











 
 
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