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Total of 130 patents found where: Class is '174'; Subclass is '196';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		1864
U	45,221	November 29, 1864	Improvement in Insulators for Telegraph Wires Hook cemented in glass with metal covering (see reissue 2,717 on 8-6-1867)	BROOKS, David	Hook
		1867
R	2,717	August 6, 1867	Improvement in Insulators for Telegraph Wires Hook cemented in glass & metal case with sulfur (reissue of 45,221)	BROOKS, David	Hook
		1868
U	75,815	March 24, 1868	Improvement in Insulators for Telegraphs Earthenware insulator, cemented galvanized pin coated with paraffin (Brown p. 57)	VARLEY, Cromwell F.	Earthenware
U	76,358	April 7, 1868	Improvement in Electric Telegraphs Rubber in porcelain or glass shell; glazed shell; sharp drip edge; ears	VARLEY, Cromwell F.	Rubber
		1884
U	306,718	October 21, 1884	Insulator Wooden block with wire projections for holding wire	CLARK, Eduard	Wood
U	306,719	October 21, 1884	Insulator Wooden block with wire projections for holding wire	CLARK, Eduard	Wood
		1886
U	349,788	September 28, 1886	Insulator Knob	FITCH, Nathan T.	Knob
		1888
U	390,741	October 9, 1888	Insulator or Bracket Support for Electric Wires miscellaneous odd pin type with curved pinhole	ADAMS, Thomas E.	Miscellaneous
		1889
U	402,752	May 7, 1889	Insulator CD 289.9 (CD 1182), under crossarm type with triple petticoat	LOCKE, Fred M. LAPP, John	Insulator
		1896
U	566,045	August 18, 1896	Insulator for Electrical Purposes Protective shield of metal with non-conducting enameled coating	WHITAKER, Alfred J. P. TREHARNE, Frederick G.	Protective Shield
		1897
U	586,372	July 13, 1897	Insulator Self-tying slot top with perpendicular hole for retainer	STEINBERG, JR., Henry W.	Self-tying Slot Top
		1898
U	601,195	March 22, 1898	High Potential Insulator Inner skirt extending down to the crossarm or through the crossarm to prevent arcing from the petticoat edges to the pin, U-944. (see patent 600,475) (see patent gb1898-0006235)	BOCH, John W.	Insulator	The R. Thomas & Sons Co.
		1899
U	628,667	July 11, 1899	Insulated Rail Support Third rail type (see stoneware specimen in 1989 CJ)	KING, Charles K. MEAD, George A.	Third Rail
		1901
U	678,195	July 9, 1901	Third Rail Insulator Third rail insulator with iron mounting bracket and cap to support the rail	POTTER, William B.	Third Rail	General Electric Co.
		1904
U	754,123	March 8, 1904	Insulator Pin Pin (metal) with webs made to reduce weight	BULLARD, James H.	Pin
U	764,384	July 5, 1904	Insulating Support for Electric Third Rails Third rail insulator that screws into metal support ahd has a threaded hole in top to receive the metal rail support.	SLATER, Frederick R.	Third Rail	Bleecker S. Barnard
U	772,553	October 18, 1904	Insulator Pin Pin (metal) composed of bars or rods attached to a metal plate	BULLARD, James H.	Pin
U	775,592	November 22, 1904	Insulating Support for Electric Third Rails Third rail with two bolts to secure it to the support and a metal cap to secure the rail.	BARARD, Walter Hubbard	Third Rail
		1906
U	821,746	May 29, 1906	Insulator Pin - method of cementing into insulator sleeve and attaching to insulator	RICHARD, Augusto	Pin	Societa Ceramica Richard-Ginori
U	838,482	December 11, 1906	Insulator for Line Conductors Insulator formed with recesses for pipe pin and metal insert crown	WEED, James Murray	Insulator
		1907
U	855,355	May 28, 1907	High Potential Insulator Electrose multipart insulator for high voltages	STEINBERGER, Louis	Electrose
		1908
U	878,870	February 11, 1908	Insulator Support Pin with metal shank and bolt	CREAGHEAD, Thomas J.	Pin
U	880,203	February 25, 1908	Insulator Suspension insulator with petticoat	DUNCAN, John D. E.	Suspension
U	884,641	April 14, 1908	Hanging Insulator Suspension with multipart shells and cable clamp	CLARK, Walter G.	Suspension
U	893,285	July 14, 1908	Electric Cable Insulator Terminal insulator providing a tight seal between conductor running down through the center of the insulator	TOMPKINS, Edward M.	Insulator
		1910
U	955,661	April 19, 1910	Insulator Under crossarm type (see 1,694,415)	MOORE, William Enoch	Under Crossarm
U	974,177	November 1, 1910	Insulator for High Tension transmission systems Suspension insulator with yieldable slugs to distribute strain pressure	NOEGGERATH, Jakob E.	Suspension	General Electric Co.
		1911
U	995,123	June 13, 1911	Insulator Pin Pin, metal with threaded bushing	ETTE, Charles G.	Pin	Ette Investment Co.
		1912
U	1,022,993	April 9, 1912	Insulator Insulator with external threads to be screwed into metal shield and entire unit screwed into underside of the crossarm	WILLIS, George W.	Insulator
		1913
U	1,059,903	April 22, 1913	Insulator with Fuse Insulator with fuse in the bottom	PETTERSEN, Kristian	Fuse Holder
		1914
U	1,093,479	April 14, 1914	Insulator Multipart using interchangeable shells cemented to leave air pocket	SANFORD, JR., Joseph A.	Multipart	The R. Thomas & Sons Co.
U	1,122,030	December 22, 1914	Suspension Insulator Eyebolt Steel eyebolt pin for suspension insulators	STANFORD, JR., Joseph Addison	Suspension	The R. Thomas & Sons Co.
		1916
U	1,207,321	December 5, 1916	Insulator Support Pin, metal to fit loose in sheet metal thimble	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
		1917
U	1,228,349	May 29, 1917	Electric Insulator Self-tying screw top	MUELLER, Auguste Robert	Self-tying Screw Top
U	1,232,278	July 3, 1917	Insulator Suspension disk cementing method & split, eye-ring pin design	GODDARD, Walter T.	Suspension
		1918
U	1,258,211	March 5, 1918	Insulator Support Multipart supporting pin	GODDARD, Walter T.	Multipart	Locke Insulator Mfg. Co.
U	1,284,975	November 19, 1918	Sanded Insulator and Method of Making Same Multipart and suspension sanded joints (see 1,536,749)	AUSTIN, Arthur O.	Multipart	The Ohio Brass Co.
U	1,284,976	November 19, 1918	Insulator Multipart and suspension cemented metal part designs	AUSTIN, Arthur O.	Multipart	The Ohio Brass Co.
		1919
U	1,291,217	January 14, 1919	Adjustable Suspension Insulator Suspension disk with adjustable length pin to equalize the potential across each disk to reduce arc-over	SONNEBORN, Sol S.	Suspension
U	1,291,713	January 21, 1919	Separable Part Insulator Multipart (& suspension) with cemented, threaded metal shells screwed together	AUSTIN, Arthur O.	Multipart	The Ohio Brass Co.
		1920
U	1,360,352	November 30, 1920	Insulator Suspension sanded under cap and pin to improve cement adhesion	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,360,896	November 30, 1920	Cemented Insulator Multipart cementing procedure evacuate air from cement, coat with tar	CREIGHTON, Elmer	Multipart	General Electric Co.
U	1,363,673	December 28, 1920	Insulator Suspension with internal ribbed cap and ribbed pin to improve cement joint	SCHAAKE, William	Suspension	Westinghouse Electric & Mfg. Co.
		1923
U	1,446,067	February 20, 1923	Method of Connecting Insulator Units Suspension, method of cementing pin	REAGAN, Frank H.	Suspension	Locke Insulator Corp.
U	1,446,523	February 27, 1923	Insulator Suspension, disk made of Electrose with metal cap	STEINBERGER, Louis	Suspension
		1924
U	1,489,689	April 8, 1924	Insulator Suspension with ribbed pin and cap for better adhesion of cement	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,489,690	April 8, 1924	Insulator and Method of Assembling the Same Suspension with sanded joints & soft coating for better adhesion of cement	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,489,809	April 8, 1924	Insulator Suspension with ribbed sheet metal in pin and cap for better adhesion of cement	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,490,080	April 15, 1924	Insulator Suspension with ribbed pin and cap & notched cap for better adhesion of cement	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,500,626	July 8, 1924	Supporting Insulator Bracket for wireholder knobs and knob with lag screw	KYLE, William D.	Bracket
		1925
U	1,543,313	June 23, 1925	Insulator Suspension metal pin and cementing technique	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,543,779	June 30, 1925	Manufacture of Insulators Suspension glass insulator with pin molded in the glass	LITTLETON, Jesse T. FULCHER, Gordon S.	Suspension	Corning Glass Works
U	1,556,029	October 6, 1925	Method of Connecting Insulator Units Suspension, card used to keep cement off top surface around cap	REAGAN, Frank H.	Suspension	Locke Insulator Corp.
		1926
U	1,574,964	March 2, 1926	Insulation Equipment Special insulator design for bus bar and equipment support (see 1,274,555 and 1,663,007)	GETTS, Frank E.	Insulator	Electrical Engineers Equipment Co.
U	1,594,207	July 27, 1926	Insulator Wireholder with lag screw and ring	KYLE, William D.	Wireholder	Line Material Co.
		1927
U	1,613,464	January 4, 1927	Reinforced Insulator Wireholder with lag screw and or U-shaped metal bracket	KYLE, William D.	Wireholder	Line Material Co.
U	1,617,154	February 8, 1927	Insulator Suspension with metal eye-bolt pin and cap with special securing clips	GOUVERNEUR, Minor F. H.	Suspension	Locke Insulator Corp.
U	1,645,447	October 11, 1927	Suspension Insulator Suspension, method of cementing metal bolt using flexible thimble	PECK, John M.	Suspension	The Porcelain Insulator Corp.
U	1,653,117	December 20, 1927	Suspension Insulator Suspension, method of cementing metal bolt using flexible thimble	PECK, John M.	Suspension	The Porcelain Insulator Corp.
		1928
U	1,657,035	January 24, 1928	Suspension Insulator with Hood and Deformable Pivoting System Forming an Articulated Joint Suspension cemented pin with pivot joint	RICHARD, Augusto	Suspension
U	1,664,208	March 27, 1928	Insulator Suspension fog-type with ceramic covered wood/fiber connecting tube	GILCHREST, George Irving	Suspension	Westinghouse Electric & Mfg. Co.
U	1,669,529	May 15, 1928	Insulator Suspension fog-type with wood strain insulator for connecting to another insulator	MILLER, Frederick H.	Suspension	Westinghouse Electric & Mfg. Co.
U	1,684,066	September 11, 1928	Insulator Suspension with metal and porcelain shaped to conform with electric field	MINOR, Douglas F.	Suspension	Westinghouse Electric & Mfg. Co.
U	1,684,441	September 18, 1928	High Tension Insulator Suspension with special ribbed cap and pin	GOUVERNEUR, Minor F. H.	Suspension	Locke Insulator Corp.
		1929
U	1,704,005	March 5, 1929	Insulator Mounting Suspension pin with lugs that fits in slot and turned to lock it inside the insulator	KATZENBERGER, Bernard JANSEN, Theodor	Suspension	Aktiengesellschaft Brown Boveri & Cie.
U	1,706,237	March 19, 1929	Secondary Rack Wireholder with hole near the bottom for attaching to a metal rack and hole near the top for securing the drop wire.	KYLE, William D.	Wireholder	Line Material Co.
U	1,709,477	April 16, 1929	Insulator Wireholder with lag screw	KYLE, William D.	Wireholder	Line Material Co.
U	1,719,945	July 9, 1929	Insulator Suspension with cutout metal cap and split spring metal eye-pin	SCHOENTHALER, George Henry	Suspension	Locke Insulator Corp.
U	1,729,532	September 24, 1929	Electrical Insulator Cap and pin design for suspension insulator	ZIESCHE, Otto Paul	Suspension	Hermsdorf-Schomburg-Isolatoren G. M. B. H.
U	1,738,188	December 3, 1929	Insulating Support Suspension cap, pin and connector	LANYON, Samuel Herbert	Suspension	Lapp Insulator Co.
		1930
U	1,742,628	January 7, 1930	High Tension Insulator Fog type suspension & pin-type insulator with external petticoats (see 1,858,611) Patent was owned by Lapp Insulator Co.	BARFOED, Svend	Fog Type
U	1,758,462	May 13, 1930	Insulator Multipart cementing technique using Portland cement with a resilient alumina cement followed by a high humidity curing process	OSBORNE, David Henry	Multipart	Electric Service Supplies Co.
U	1,776,573	September 23, 1930	Insulator Cementing treatment for a suspension insulator such that the cement will withstand temperature changes	VAN ATTA, Cloyd A.	Suspension	Locke Insulator Corp.
U	1,778,153	October 14, 1930	Insulator Pin Centering Means Suspension disk with large opening for additional cement around the pin and a means to keep the pin centered	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
U	1,778,154	October 14, 1930	Cushion for Insulator Pins and Method of Applying Suspension disk or pin-type pin with asphalt disk at top of pin to cushion strain of pin	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
U	1,778,176	October 14, 1930	Insulator Suspension design using soft metal liner to prevent strain between cap and insulator	VAN ATTA, Cloyd A.	Suspension	Locke Insulator Corp.
		1931
U	1,794,111	February 24, 1931	Multiple Skirt Insulator Suspension insulator with multiple skirts and pins or hooks embedded in the ends	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
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	1,819,748	August 18, 1931	Insulator Suspension of the cap and pin design specially designed to make a strong joint for the cap and pin	HAWLEY, Kent A. OSBORNE, David H.	Suspension	Locke Insulator Corp.
U	1,822,485	September 8, 1931	Insulator Method of attached metal cap and pin to suspension insulators	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
U	1,832,157	November 17, 1931	Insulator Suspension insulator pin that is coated and designed to prevent stress from temperature changes	VAN ATTA, Cloyd B.	Suspension	Locke Insulator Corp.
		1932
U	1,851,671	March 29, 1932	High Tension Insulator Suspension insulator with metal attachments fixed with zinc, lead/antimony alloys	JOHNSTON, Robert M. MCLACHLAN, Alexander	Suspension
U	1,868,479	July 26, 1932	Compensating Strut Type Insulator Suspension insulator cap and pin with special rings to aid strength of cement joint	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,888,571	November 22, 1932	Pin Centering Device and Cushion Retainer Means to keep pin centered in a suspension insulator during cementing	ROBERTSON, John Cullen	Suspension	Locke Insulator Corp.
		1933
U	1,910,333	May 23, 1933	Insulator Connection Suspension with special cotter pin to prevent cap and pin from coming disconnected	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
U	1,925,211	September 5, 1933	Art of Assembling Insulators Method of cementing pin in suspension insulator to remove air	SMITH, William A.	Suspension	The Ohio Brass Co.
U	1,931,626	October 24, 1933	Insulator Threads molded from cement in finished insulator	STEVENS, Frank J.	Thread	Locke Insulator Corp.
U	1,937,620	December 5, 1933	Insulator Suspension cap and pin designed to improve and strengthen the cement joint	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,937,731	December 5, 1933	Insulator Pin for suspension disk	TAYLOR, John J.	Suspension	The Ohio Brass Co.
U	1,937,764	December 5, 1933	Insulator Self-tying tree insulator with mounting lag screw and convoluted metal wire clip cemented in the porcelain insulator designed such that the insulator is turned to allow the conductor to be dropped in the slot between the ends of the wire clip and then the insulator is turned 90 degrees to secure the condutor in the wire clip.	KYLE, William D.	Tree Insulator	Line Material Co.
		1934
U	1,958,435	May 15, 1934	High Tension Insulator Post or pedestal insulator with hollow interior filled with dry sand	HAWLEY, Kent Allen	Post Type	Locke Insulator Corp.
U	1,958,880	May 15, 1934	Suspension Insulator Suspension insulator cap and pin design to reduce stress (see 1,822,485)	ARNOLD, Edwin E.	Suspension	Westinghouse Electric & Mfg. Co.
U	1,960,147	May 22, 1934	Insulator and Method of Treating It Suspension, glass under cap is etched & treated with graphite	FULCHER, Gordon S.	Suspension	Corning Glass Works
U	1,961,402	June 5, 1934	Insulator Catenary trolley wire support composed of multiple insulator sections with cemented caps and internal threaded parts allowing them to be screwed together	TAYLOR, John J.	Catenary	The Ohio Brass Co.
U	1,972,614	September 4, 1934	Insulator Cementing and design technique to improve cement joint in cap and pin suspension and equipment support insulators	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,975,297	October 2, 1934	Insulator Suspension disk strengthen by acid etching glass under cap	SHAVER, William W.	Suspension	Corning Glass Works
U	1,976,418	October 9, 1934	Attachment for Insulators Attachment for strain insulator	STINSON, William L.	Strain	Jeffery-Dewitt Insulator Co.
U	1,979,092	October 30, 1934	Insulator Suspension cap and pin designed with slipping cement joints to improve strength	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,981,717	November 20, 1934	Insulator Suspension cap and pin designed to improve strength of cement joint	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,983,569	December 11, 1934	Pedestal Switch Insulator Pedestal insulator to support switch gear or bus bar	ROWLAND, Davidge H.	Pedestal	Locke Insulator Corp.
U	1,984,245	December 11, 1934	Insulator Support for Power Rails Third rail insulator with interlocking pin and pinhole and side grooves to secure the rail on top	BANKS, William C.	Third Rail
		1935
U	1,988,155	January 15, 1935	Insulator Suspension pin	BOVARD, Floyd G.	Suspension	The Ohio Brass Co.
U	1,994,265	March 12, 1935	Insulator Suspension cap design to allow for expansion of the cap without breaking off the insulator head	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,994,266	March 12, 1935	Insulator Suspension cap design to allow for expansion of the cap without breaking off the insulator head	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,994,291	March 12, 1935	Insulator Suspension for heavy loads with improved cap and pin design; improvement of A. O. Austin patent (see 1,994,265)	SMITH, William A.	Suspension
U	1,994,292	March 12, 1935	Insulator Special design of pin for suspension insulator	TAYLOR, John J.	Suspension	The Ohio Brass Co.
U	1,997,439	April 9, 1935	Insulator Special design of cemented pin and cap on pin-type insulator used to support electrical equipment	TAYLOR, John J.	Miscellaneous	The Ohio Brass Co.
U	1,997,666	April 16, 1935	Insulator RFI multipart design with metal cap over crown with extension over coated area of top shell and metallic coating on each shell below cement joint	WHISLER, George M.	RFI	Westinghouse Electric & Mfg. Co.
U	2,008,341	July 16, 1935	High Tension Insulator Suspension disk with additional cement in pinhole with asphalt coating	STROUP, Charles L.	Suspension	Jeffery-Dewitt Insulator Co.
U	2,008,342	July 16, 1935	Insulator Suspension disk with metal spider cap over crown cemented in porcelain	STROUP, Charles L.	Suspension	Jeffery-Dewitt Insulator Co.
U	2,008,414	July 16, 1935	Insulator Suspension cementing procedure	FISCHER, Eugene H.	Suspension
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.
		1936
U	2,043,523	June 9, 1936	Insulator Suspension disk using metal malleable liner to aid cement expansion under the metal cap	VAN ATTA, Cloyd B.	Suspension	Locke Insulator Corp.
		1937
U	2,072,201	March 2, 1937	Insulator and Method of Making It Suspension, glass, coat crown with graphite prevents cement adhesion	DIBBLE, Clarence H.	Suspension	Corning Glass Works
U	2,082,566	June 1, 1937	Connector Steel connector for strain, suspensions, and other insulators	BERNDT, Arthur A.	Connector	Electroline Corp.
		1938
U	2,135,359	November 1, 1938	Suspension Insulator Fog type suspension insulator	TAYLOR, John J. BOVARD, Floyd D.	Fog Type	The Ohio Brass Co.
U	2,135,360	November 1, 1938	Conductor Support Clamp type with metal cemented to crown for holding cable	TAYLOR, John J.	Clamp Type	The Ohio Brass Co.
U	2,135,362	November 1, 1938	Insulator Fog type suspension insulator	TAYLOR, John J.	Fog Type	The Ohio Brass Co.
		1939
U	2,146,344	February 7, 1939	Electric Insulator Suspension cementing technique to reduce damage from expansion	MEISSE, Louis A.	Suspension	The Ohio Brass Co.
U	2,173,292	September 19, 1939	Insulator Suspension cap design to allow for expansion of the cap without breaking off the insulator head	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
		1942
U	2,275,208	March 3, 1942	Electrical Insulator Method of applying RFI coating to suspension disk (see 1,661,823) (see 1,735,829) (see 2,154,387)	TAYLOR, John J.	RFI/suspension	The Ohio Brass Co.
U	2,297,600	September 29, 1942	Insulator Support Steel pin for carrier circuits with threads coated with rubber	WILLIAMS, Richard H.	Pin	The B. F. Goodrich Co.
		1945
U	2,383,090	August 21, 1945	Electric Insulator Suspension insulator with improved cementing methods	TOROK, Julius J.	Suspension	Corning Glass Works
		1948
U	2,443,435	June 15, 1948	Insulator Suspension, pin design to prevent expansion stress from corrosion	TAYLOR, John J.	Suspension	The Ohio Brass Co.
U	2,443,436	June 15, 1948	Insulator Suspension with moisture resistant cushion at bottom of cap and pin	TAYLOR, John J.	Suspension	The Ohio Brass Co.
		1962
U	3,054,704	September 18, 1962	Insulator Assembly Method and Apparatus Suspension, method of sealing cement to improve strength during curing	RUOFF, George M.	Suspension	A. B. Chance Co.
		1975
U	3,923,570	December 2, 1975	Manufacture of Insulators Method of cementing suspension insulators using thick cement and high intensity vibrations	WILLEM, Michel	Suspension	Societe Europeene d'Isolateurs en Verre (SEDIVER)
		1983
U	4,406,918	September 27, 1983	Tempered Glass Dielectric Member for an Electrical Insulator and an Insulator Using Said Member Glass tempering method	SABY, Charles	Glass	Ceraver
		1985
U	4,559,414	December 17, 1985	Electrolytic Corrosion Resistant Insulator Suspension insulator that is corrosion resistant	KITO, Kuniji WATANABE, Akihiro	Suspension	NGK Insulators, Ltd.
		1987
U	4,658,092	April 14, 1987	Explosion Preventing Suspension Insulator Suspension insulator using cement to prevent damage to insulator from expansion	NAKAMURA, Itsushi MORI, Shigeo	Suspension	NGK Insulators, Ltd.

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