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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 date ASC, patent, 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
 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  
 1891
U 445,790 February 3, 1891 Insulator
Strain type with ramshorn ends		 WINTON, Henry D.
 Strain  
 1892
U 467,941 February 2, 1892 Insulator
Strain type		 LEE, Charles T.
 Strain 1/2 to The Gould & Watson Co.
 1894
U 524,850 August 21, 1894 Insulator
Strain and hanger block		 HAMMOND, Charles N.
 Strain  
 1898
U 605,741 June 14, 1898 Strain Insulator
Strain, adjustable insulator of composition & iron (Brown p. 30)		 MCCARTHY, Louis
 Strain  
 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  
 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  
 1911
U 996,782 July 4, 1911 Insulator
Crossover		 MOORE, William S.
 Crossover  
U 999,414 August 1, 1911 High Tension Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
 1912
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  
U 1,046,868 December 10, 1912 Strain Insulator
Strain, interlocking type with ribs and metal connectors		 SCHMID, Ernest Emmel
 Strain Shield Electric Co.
 1913
U 1,054,148 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
U 1,054,469 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
U 1,072,524 September 9, 1913 Insulator
Odd system for suspending power lines		 STEINBERGER, Louis
 Electrose  
 1915
U 1,166,394 December 28, 1915 Spool Type Disk Strain Insulator
Suspension composed of ribbed spools made of Electrose		 STEINBERGER, Louis
 Electrose  
 1916
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
U 1,186,857 June 13, 1916 High Tension Strain Insulator
Rigid suspension insulator made of multiple units		 STEINBERGER, Louis
 Electrose  
U 1,205,812 November 21, 1916 Strain Insulator
Suspension made of Electrose similar to Hewlett with interlocking links		 STEINBERGER, Louis
 Suspension  
 1917
U 1,212,703 January 16, 1917 Disk Type Chain Insulator
Suspension made of Electrose with special interlocking links		 STEINBERGER, Louis
 Suspension  
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  
 1918
U Specimen known 1,284,974 November 19, 1918 Strain Insulator
Strain, guy insulator attachment		 AUSTIN, Arthur O.
 Strain The Ohio Brass Co.
 1920
U 1,335,801 April 6, 1920 Insulator
Electrose strain (Brown p. 69)		 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.
 1922
U 1,403,717 January 17, 1922 Insulator
Strain or suspension in compression		 STEINBERGER, Louis
 Electrose  
U 1,406,696 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
U 1,406,697 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
U 1,426,516 August 22, 1922 Insulator
Electrose strain insulator with side ribs		 STEINBERGER, Louis
 Electrose  
U 1,426,788 August 22, 1922 Insulator Strain Member
Metal interlocking members for an Electrose strain insulator		 STEINBERGER, Louis
 Strain  
 1923
U 1,446,135 February 20, 1923 Insulator
Electrose high voltage insulator with special steel pin threaded at the bottom		 STEINBERGER, Louis
 Electrose  
U 1,448,096 March 13, 1923 Strain Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
 1924
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.
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 Specimen known 1,500,814 July 8, 1924 Link Insulator
Suspension link strain		 HEWLETT, Edward M.
 Suspension General Electric Co.
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 1,513,291 October 28, 1924 Insulator
Electrose strain insulator		 STEINBERGER, Louis
 Strain  
 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.
 1930
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  
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.
 1931
U 1,794,934 March 3, 1931 Insulator Connector
Bracket for strain insulator		 WALBERG, Nils A.
 Bracket 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 1,824,767 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.
 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  
 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.
 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.
 1942
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.
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  
 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  

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