SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '313') AND (category.subclass = '243') ORDER BY description ASC, date, patent, type |
Total of 25 patents found where: Class is '313'; Subclass is '243';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1943 | ||||||
U | 2,336,324 | December 7, 1943 | Strain Insulator A rod of wood as a guy strain insulator for transmission poles |
WARREN, Pickett L. |
Strain | Royal Electric Mfg. Co. |
1911 | ||||||
U | 1,001,137 | August 22, 1911 | Insulator Protector Arcing device attached to top and bottom of insulator |
GODDARD, Walter T. |
Arcing | Locke Insulator Mfg. Co. |
1934 | ||||||
U | 1,947,321 | February 13, 1934 | Arcing Horn for Insulators Arcing horns for Hewlett or other suspension insulator string |
VINCENT, Harold Blanchard SLEEMAN, Harold Parker |
Suspension | The R. Thomas & Sons Co. |
1946 | ||||||
U | 2,392,342 | January 8, 1946 | Combined Spark Gap and Insulator CD 186, CD 186.1, CD 186.2; Transparent glass insulator with spark gap within the insulator for signal circuits |
STEINMAYER, Alwin G. |
Spark Gap | Line Material Co. |
1883 | ||||||
U | 280,324 | June 26, 1883 | Combined Insulator and Lightning arrester Combined insulator and lightning arrestor |
NOBLE, John E. |
Lightning Arrestor | 1/6 to Charles J. Leming |
1882 | ||||||
U | 262,210 | August 8, 1882 | Combined Insulator, Lightning arrester, and Connector Combined insulator, lightning arrestor and connector |
ECKERT, William ECKERT, Edward SEELY, John |
Lightning Arrestor | |
1915 | ||||||
U | 1,166,393 | December 28, 1915 | Insulator Electrose high tension pintype insulator |
STEINBERGER, Louis |
Electrose | |
1924 | ||||||
U | 1,501,732 | July 15, 1924 | Column Strain Insulator Electrose strain insulator |
STEINBERGER, Louis |
Strain | |
1913 | ||||||
U | 1,055,322 | March 11, 1913 | Insulator Holes (2) through insulator to pin allows lightning to pass to pin & ground |
DE LONG, Harry A. |
Hole | |
1867 | ||||||
U | 63,206 | March 26, 1867 | Improvement in Insulators for Telegraph Wires Hook encased in metal or wood allows arcing to ground |
BROOKS, David |
Hook | |
1918 | ||||||
U | 1,264,396 | April 30, 1918 | Lightning Arrester Lightning arrester attached to M-3021 |
HAYS, Frederick W. |
Lightning Arrester/M-3021 | |
1900 | ||||||
U | 652,861 | July 3, 1900 | Overhead Wire Lightning Protector Lightning rod with multiple points (see 637,282) (see reissue 11,759) |
POCHE, Joseph Arthur |
Lightning Rod Point | |
1908 | ||||||
U | 892,822 | July 7, 1908 | Pole Top Cap Metal pole top cap with insulator support and lateral extension to support protector wire |
FRASER, James William |
Bracket | |
1918 | ||||||
U | 1,277,304 | August 27, 1918 | Metal Protected High Voltage Insulator Protective shield of metal to protect insulator |
GATI, Bila |
Protective Shield | |
1927 | ||||||
U | 1,654,047 | December 27, 1927 | Strain Insulator Strain insulator with steel covering whereby the porcelain insulator is in compression |
LAPP, John S. |
Strain | Lapp Insulator Co. |
1922 | ||||||
U | 1,403,717 | January 17, 1922 | Insulator Strain or suspension in compression |
STEINBERGER, Louis |
Electrose | |
1912 | ||||||
U | 1,015,224 | January 16, 1912 | Insulator Suspension insulator of insulating rope, hoods, and arcing rods. [This looks very close to the handful of glass suspension insulators found in 2002 in northern CA by Paul Greaves and Mike Spadafora. The glass was most probably made by Hemingray. No markings were found.] |
ALSBERG, Julius |
Suspension | |
1916 | ||||||
U | 1,198,137 | September 12, 1916 | Insulator Suspension insulator with an outer covering of spun steel or iron. |
LINCOLN, Paul M. |
Suspension | Westinghouse Electric & Mfg. Co. |
1908 | ||||||
U | 880,203 | February 25, 1908 | Insulator Suspension insulator with petticoat |
DUNCAN, John D. E. |
Suspension | |
1914 | ||||||
U | 1,106,797 | August 11, 1914 | Electric Insulator Suspension insulators |
FAY, John L. WAY, Sylvester B. |
Suspension | |
1917 | ||||||
U | 1,250,387 | December 18, 1917 | Electric Insulator Suspension made of several parts bolted together |
THOMAS, Percy H. |
Suspension | |
1918 | ||||||
U | 1,273,015 | July 16, 1918 | Electric Insulator Suspension made of several parts bolted together |
THOMAS, Percy H. |
Suspension | |
1915 | ||||||
U | 1,128,424 | February 16, 1915 | Insulator Suspension multipart insulator fitted with arcing horns |
DUNCAN, John D. E. |
Suspension | |
1910 | ||||||
U | 966,584 | August 9, 1910 | Protecting Apparatus for Insulators Suspension protected by arcing ring |
NICHOLSON, Lloyd C. |
Suspension | |
1919 | ||||||
U | 1,303,324 | May 13, 1919 | Electric Insulator Suspension tubular insulator with flanged top metal cap and bottom metal cap |
JACKSON, Ray P. |
Suspension | Westinghouse Electric & Mfg. Co. |
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