Search the Insulator Patent Reference Library

Search the Insulator Patent Reference Library:

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 = '45R') ORDER BY assigned_to DESC, date, patent, type

Total of 38 patents found where: Class is '174'; Subclass is '45R';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		Wallace B. Howard and Alex Staggs
U	600,397	March 8, 1898	Arm for Telegraph Poles Crossarm for multiple pins	ANDERSON, Lee	Crossarm	1/2 to Wallace B. Howard and Alex Staggs
		W. N. Matthews & Brother Inc.
U	1,184,336	May 23, 1916	Combination Wire Support for Electric Distribution Pin bracket for poles	FAY, John L.	Bracket	W. N. Matthews & Brother Inc.
		The Ohio Brass Co.
U	1,685,663	September 25, 1928	Insulated Perch for Preventing Bird Trouble in Connection with Electrical Transmission Lines Arrangement of a pintype insulator and specially designed conductor above a suspension string to discourage birds from sitting above suspension string	AUSTIN, Arthur O.	Miscellaneous	The Ohio Brass Co.
U	1,783,271	December 2, 1930	High Potential Installation Use of flux control arcing horns (see 1,552,664) to control flashover on towers using strings of suspension disks (see 1,783,272)	AUSTIN, Arthur O.	Transmission	The Ohio Brass Co.
U	1,783,272	December 2, 1930	Support for Transmission Lines Orientation of tower supporting transmission line using flux control arcing harms (see 1,783,271)	AUSTIN, Arthur O.	Transmission	The Ohio Brass Co.
		Prime Manufacturing Co.
U	2,163,954	June 27, 1939	Electric Fence Electric fence insulator with bail wire to hold the wire in place.	LUCAS, John A.	Electric Fence	Prime Manufacturing Co.
		Locke Insulator Corp.
U	1,866,804	July 12, 1932	Means for Utilizing Wood Poles to Aid Insulators On wood poles, connect the steel pins with a conductor and fuse to aid grounding an insulator struck by lightning and reduce the chance of burning the crossarm or pole	HAWLEY, Kent A.	Transmission	Locke Insulator Corp.
U	2,048,504	July 21, 1936	Tower Supporting Insulator Insulator to support radio antenna tower	HAWLEY, Kent A.	Radio	Locke Insulator Corp.
		Leander G. Davis and Milton Hottel
U	793,313	June 27, 1905	Insulator Split insulator to hold wire in the center hole and split bracket to hold insulator above crossarm to prevent line wire from dropping if insulator breaks	MOSS, Bertie B.	Miscellaneous	Leander G. Davis and Milton Hottel
		Joslyn Mfg. & Supply Co.
R	19,473	February 19, 1935	Bracket Bracket for poles for several rack spool wireholders (see 1,839,594)	RICK, Karl L.	Bracket	Joslyn Mfg. & Supply Co.
		H. M. Byllesby & Co.
U	974,207	November 1, 1910	Insulator Support Bracket for 3-phase circuit using multipart insulator oriented in shape of >	THOMPSON, Warren Ray	Bracket	H. M. Byllesby & Co.
		Electric Service Supplies Co.
U	1,246,304	November 13, 1917	Support for Electric Conductors Bracket for 3 large insulators for pole top	MUELLER, Otto HAMER, William D.	Bracket	Electric Service Supplies Co.
		Charles Stone
U	506,002	October 3, 1893	Insulating Support for Metallic Circuits Oil cup insulator to support short crossarm for two insulators	COUSENS, Alfred C.	Oil	Charles Stone
		American Telegraph & Telephone Co.
U	1,621,530	March 22, 1927	Dead-Ending Clamp Dead ending clamp for long span crossings	FITZPATRICK, Paul G.	Hardware	American Telegraph & Telephone Co.

U	8,438	October 14, 1851	Improvement in Insulators for Telegraphs CD 1012 & CD 1014, slotted glass tube mounted in a wooden bracket	YANDELL, John	Insulator
U	75,492	March 10, 1868	Improvement in Telegraph Poles Wire wrapped pole and crossarms to carry leaking electricity to ground	VARLEY, Cromwell F.	Wire
U	224,580	February 17, 1880	Induced Current Guard for Electrical Conductors Pre-transposition technique to eliminate induced current on telephone and telegraph wires	CHINNOCK, Charles E.	Transposition
U	287,092	October 23, 1883	Mechanism for Preventing Induced Currents in Telephone Lines Pre-transposition technique to eliminate induced current on telephone and telegraph wires	BRENNAN, James W. ROUSSEAU, Necter	Transposition
U	303,261	August 12, 1884	Cap for Telegraph and Telephone Poles Pin designed to cover top of pole to protect the pole from weather	BROOMHALL, George L.	Pin
U	310,931	January 20, 1885	Device for Securing Electric Wires to Poles Pin with plate flange to wrap around pole without drilling a hole	BLOOMHALL, George L.	Pin
U	319,447	June 9, 1885	Insulator Wire groove projections through metal cover to contact wire	BROOMHALL, George L.	Wire
U	343,014	June 1, 1886	Means for Preventing Disturbances on Telephone Lines Pre-transposition technique to eliminate induced current on telephone and telegraph wires	DANN, John E. LAPP, John	Transposition
U	421,819	February 18, 1890	Insulator Blocks (2) to hold wire and pole system	DAVY, John W.	Block
U	426,198	April 22, 1890	Insulator Covers for insulators on crossarms to protect them from rain and reduce electrical leakage	MUNSIE, James F.	Rainshed
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
U	885,678	April 21, 1908	Insulator for Heavy Currents Heavy duty Electrose insulator that was bolted to supports and had several horizontal flanges or skirts.	STEINBERGER, Louis	Electrose
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
U	945,350	January 4, 1910	Insulator Two part insulator fitted in the underside of the crossarm.	TINSLEY, Addison B.	Under Crossarm
U	947,885	February 1, 1910	Insulator Suspension insulator and clamp support system	CONE, William S.	Suspension
U	964,737	July 19, 1910	Insulated Distributor for Electric Service Wires Wireholder for multiple drop wires suspended under the crossarm	ASHLEY, John B.	Wireholder
U	1,032,715	July 16, 1912	Insulator Crossarms formed from metal pipe with insulators molded on the metal pins	WALKER, Oral B.	Crossarm
U	1,147,757	July 27, 1915	Insulator Supporting Structure Bracket for 3-phase circuit using multipart insulator oriented in shape of >	SEYLER, Carl P.	Bracket
U	1,149,282	August 10, 1915	Insulator Supporting Fixture Bracket (various styles) made by bending pipe	PEIRCE, JR., Charles L.	Bracket
U	1,175,077	March 14, 1916	Sheet Metal Pole Arm Crossarm made of sheet metal.	PEIRCE, JR., Charles L.	Crossarm
U	1,362,038	December 14, 1920	Support for Electric Conductors Metal strap type support bracket for a pole top to support an insulator.	PLIMPTON, Bentley A.	Bracket
U	1,815,598	July 21, 1931	Insulating Member for High Tension Construction Wooden shaft with metal fittings to insulate guy wires on high voltage transmission poles	STROUP, Charles L.	Wood
U	2,450,730	October 5, 1948	Post and Insulator for Electric Fences Electric fence composed of a rod and adjustable insulator to hold the conductor	HORD, Guy	Electric Fence
U	2,468,907	May 3, 1949	Electric Fence Post Electric fence composed of a rod and an easily adjustable insulator to hold the conductor	WILSON, Robert M. PHILLIPS, Goddie F.	Fence

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