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 = '174') AND (category.subclass = '140S') ORDER BY date DESC, patent, type |
Total of 22 patents found where: Class is '174'; Subclass is '140S';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1985 | ||||||
U | 4,524,404 | June 18, 1985 | High Voltage Insulator Assemblage Having Specially Chosen Series Resistance Suspension insulator that eliminates flashover due to dirty insulators |
VERMA, Mandranjan |
Suspension | |
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. |
1936 | ||||||
U | 2,056,813 | October 6, 1936 | Flux Distributing Insulator Radio antenna strain insulator with metal ribs on the outside to control the electrostatic flux density |
VROOMAN, Edward C. |
Strain | Locke Insulator Corp. |
1935 | ||||||
U | 2,023,808 | December 10, 1935 | Shielded Cemented Type Insulator Suspension cementing procedure using metal cap (disc, J-D type & bus) |
HAWLEY, Kent A. |
Suspension | Locke Insulator Corp. |
1932 | ||||||
U | 1,848,622 | March 8, 1932 | Insulator Suspension rod with metallic shields to keep upper and lower parts dry to prevent electrical leakage |
GOUVERNEUR, Minor F. H. |
Suspension | Locke Insulator Corp. |
1929 | ||||||
U | 1,730,180 | October 1, 1929 | Insulator Suspension insulator made of cylindrical insulator and metal hoods on each end |
WAHLBERG, Nils A. |
Suspension | Westinghouse Electric & Mfg. Co. |
1924 | ||||||
U | 1,520,984 | December 30, 1924 | Electric Insulator Suspension insulator composed of several parts to withstand tension |
THOMAS, Percy H. |
Suspension | Westinghouse Electric & Mfg. Co. |
U | 1,501,732 | July 15, 1924 | Column Strain Insulator Electrose strain insulator |
STEINBERGER, Louis |
Strain | |
U | 1,498,622 | June 24, 1924 | Strain Insulator Strain insulator for high tension lines that is strong and lightweight |
GODDARD, Walter T. |
Strain | Locke Insulator Corp. |
U | 1,497,319 | June 10, 1924 | Insulator Improved construction of a high tension strain insulator for long spans |
AUSTIN, Arthur O. |
Strain | The Ohio Brass Co. |
1923 | ||||||
U | 1,458,756 | June 12, 1923 | Strain Insulator Strain insulator with improved method of connecting the metal caps |
GODDARD, Walter T. |
Strain | Locke Insulator Corp. |
U | 1,451,968 | April 17, 1923 | Insulator Electrose strain insulator |
STEINBERGER, Louis |
Strain | |
U | 1,448,604 | March 13, 1923 | Column Strain Insulator Electrose strain insulator |
STEINBERGER, Louis |
Strain | |
1922 | ||||||
U | 1,403,717 | January 17, 1922 | Insulator Strain or suspension in compression |
STEINBERGER, Louis |
Electrose | |
1920 | ||||||
U | 1,362,388 | December 14, 1920 | High Tension Insulator Suspension or strain of resin rod covered with ceramic to keep rod dry |
BLACKWELL, Francis O. BUCK, Harold W. |
Suspension | General Electric Co. |
U | 1,348,248 | August 3, 1920 | Disk Suspension Insulator Suspension, Electrose similar to Hewlett |
STEINBERGER, Louis |
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. |
1918 | ||||||
U | 1,273,015 | July 16, 1918 | Electric Insulator Suspension made of several parts bolted together |
THOMAS, Percy H. |
Suspension | |
1917 | ||||||
U | 1,250,387 | December 18, 1917 | Electric Insulator Suspension made of several parts bolted together |
THOMAS, Percy H. |
Suspension | |
U | 1,233,296 | July 17, 1917 | High Tension Insulator Suspension disk with petticoats and metal cap with projecting flange |
AUSTIN, Arthur O. |
Suspension | The Ohio Brass Co. |
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 | |
1908 | ||||||
U | 887,336 | May 12, 1908 | Electric Insulator Radio antenna strain insulator made weatherproof with a metal cover. |
MIETH, Herman |
Radio Antenna |
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