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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 = '184') ORDER BY patent DESC, type

Total of 47 patents found where: Class is '174'; Subclass is '184';

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T / S Patent Date Description Patentee Category Assigned To
 1951
U Specimen known 2,540,608 February 6, 1951 Strain Insulator
U-shaped strain used to support the conductor from a fence post.
BUSSMANN, Aloysius B.
Strain  
 1942
U Specimen known 2,297,430 September 29, 1942 Antenna Insulator
Compression antenna insulator for very heavy loads (see 2,270,964)
PETERS, Wilhelm
Antenna  
U 2,270,964 January 27, 1942 Insulator for Antenna Span or Guy Ropes
Compression antenna insulator for very heavy loads (see 2,297,430)
PETERS, Wilhelm
Strain Telefunken Geselleschaft fur Drahtlose Telegraphie m. b. H.
 1935
U 2,003,225 May 28, 1935 Guy Insulating and Grading Means
Guy strain insulator for radio antenna guy wires
VROOMAN, Edward C.
Antenna Locke Insulator Corp.
 1934
U Specimen known 1,952,517 March 27, 1934 Insulator
Post type insulator with metal brackets bolted on with U-bolt to stack insulators or attach equipment
STINSON, William L.
STROUP, Charles L.
Post Type Jeffery-Dewitt Insulator Co.
 1933
U 1,896,937 February 7, 1933 Insulator
Fog type suspension like a Hewlett but with the edges curved sharply upward
BRINEY, Perry G.
Fog  
 1931
U 1,824,767 September 29, 1931 Insulator Connector
Metal linkage for link-type suspension insulators similar to Hewlett or pork liver
BARROW, George M.
Suspension Westinghouse Electric & Mfg. Co.
U 1,811,530 June 23, 1931 Insulating Device
Ribbed suspension insulator with deep hollow interior to receive linkage hardware to connect the next insulator
BAUM, Frank G.
Suspension Westinghouse Electric & Mfg. Co.
U 1,794,934 March 3, 1931 Insulator Connector
Bracket for strain insulator
WALBERG, Nils A.
Bracket Westinghouse Electric & Mfg. Co.
 1930
U 1,780,246 November 4, 1930 Glass Insulator and Method of Making Same
Suspension glass Hewlett design with embedded/loose fitting metal brackets
ROWLAND, Davidge H.
Suspension Locke Insulator Corp.
U 1,759,253 May 20, 1930 Insulator
Suspension insulator assembly with porcelain insulator in compression without the need for cement.
GERHARDT, Roy C.
Suspension  
 1927
U 1,622,648 March 29, 1927 Insulator
Suspension similar to Hewlett with uniform thickness of porcelain
JACKSON, Ray P.
Suspension Westinghouse Electric & Mfg. Co.
 1924
U 1,513,291 October 28, 1924 Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,509,279 September 23, 1924 Strain Insulator
Strain for guy wires using special connecting hardware
AUSTIN, Arthur O.
Strain The Ohio Brass Co.
U Specimen known 1,500,814 July 8, 1924 Link Insulator
Suspension link strain
HEWLETT, Edward M.
Suspension General Electric Co.
U 1,484,051 February 19, 1924 Insulator
Cylindrical H-T ins, inner section to receive strain if outer is broken
AUSTIN, Arthur O.
Cylinder The Ohio Brass Co.
U 1,481,080 January 15, 1924 Insulator
Antenna or guy strain insulator consisting of a bar of porcelain with longitudinal ribs and metal caps on the ends
AUSTIN, Arthur O.
Antenna The Ohio Brass Co.
 1923
U 1,448,096 March 13, 1923 Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,446,135 February 20, 1923 Insulator
Electrose high voltage insulator with special steel pin threaded at the bottom
STEINBERGER, Louis
Electrose  
 1922
U 1,426,788 August 22, 1922 Insulator Strain Member
Metal interlocking members for an Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,426,516 August 22, 1922 Insulator
Electrose strain insulator with side ribs
STEINBERGER, Louis
Electrose  
U 1,406,697 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,406,696 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,403,717 January 17, 1922 Insulator
Strain or suspension in compression
STEINBERGER, Louis
Electrose  
 1921
U 1,375,974 April 26, 1921 Insulator Connector
Links for Hewlett suspension disks
PIERCE, Henry T.
MCPHEE, Angus D.
Suspension General Electric Co.
 1920
U 1,335,801 April 6, 1920 Insulator
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
 1918
U Specimen known 1,284,974 November 19, 1918 Strain Insulator
Strain, guy insulator attachment
AUSTIN, Arthur O.
Strain The Ohio Brass Co.
 1917
U 1,212,706 January 16, 1917 Disk Strain Insulator
Suspension or disk strain made of Electrose with spring bar to allow slight vertical movement
STEINBERGER, Louis
Suspension  
U 1,212,703 January 16, 1917 Disk Type Chain Insulator
Suspension made of Electrose with special interlocking links
STEINBERGER, Louis
Suspension  
 1916
U 1,205,812 November 21, 1916 Strain Insulator
Suspension made of Electrose similar to Hewlett with interlocking links
STEINBERGER, Louis
Suspension  
U 1,186,857 June 13, 1916 High Tension Strain Insulator
Rigid suspension insulator made of multiple units
STEINBERGER, Louis
Electrose  
U 1,173,994 February 29, 1916 High Tension Insulator
Suspension with ribbed tubes and interlocking links
BARFOED, Svend
Suspension 2/5 to Otis Gibson
 1915
U 1,166,394 December 28, 1915 Spool Type Disk Strain Insulator
Suspension composed of ribbed spools made of Electrose
STEINBERGER, Louis
Electrose  
 1913
U 1,072,524 September 9, 1913 Insulator
Odd system for suspending power lines
STEINBERGER, Louis
Electrose  
U 1,054,469 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,054,148 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1912
U 1,046,868 December 10, 1912 Strain Insulator
Strain, interlocking type with ribs and metal connectors
SCHMID, Ernest Emmel
Strain Shield Electric Co.
U 1,034,518 August 6, 1912 Hanger for Electrical Apparatus
Hanger for street lights composed of a bell insulator, cross arm with spool insulators on each end, and a hook to support the lamp.
SCHEIBLE, Albert
Hanger  
 1911
U 999,414 August 1, 1911 High Tension Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 996,782 July 4, 1911 Insulator
Crossover
MOORE, William S.
Crossover  
 1908
U 903,875 November 17, 1908 System of Electrical Insulation
System of multipart insulator arranged in sequence to support high tension lines
LOCKE, Fred M.
Suspension  
 1903
U Specimen known 725,044 April 14, 1903 Insulator
Tree insulator composed of a ball of glass with embedded wire loops
CLAYDON, Charles
Tree  
 1898
U 605,741 June 14, 1898 Strain Insulator
Strain, adjustable insulator of composition & iron (Brown p. 30)
MCCARTHY, Louis
Strain  
 1894
U 524,850 August 21, 1894 Insulator
Strain and hanger block
HAMMOND, Charles N.
Strain  
 1892
U 467,941 February 2, 1892 Insulator
Strain type
LEE, Charles T.
Strain 1/2 to The Gould & Watson Co.
 1891
U 445,790 February 3, 1891 Insulator
Strain type with ramshorn ends
WINTON, Henry D.
Strain  
 1887
U 372,940 November 8, 1887 Insulating Joint
Glass ball to insulate a hanging lamp fixture from the support
SODEN, Francis H.
GOEHST, Henry
Insulating Joint  

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