| 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 = '29') AND (category.subclass = '887') ORDER BY date ASC, patent, type |
Total of 41 patents found where: Class is '29'; Subclass is '887';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
| T / S | Patent | Date | Description | Patentee | Category | Assigned To |
| 1892 | ||||||
| U | 472,529 | April 12, 1892 | Insulator Support Pin (metal) with wooden cob for glass insulators |
DOREN, Dennis |
Pin | |
| U | 476,207 | May 31, 1892 | Insulator Pin Pin |
LOCKE, Fred M. |
Pin | |
| 1905 | ||||||
| U | 779,828 | January 10, 1905 | Insulator Pin Pin composed of bolt and threads formed in split metal tube |
WOOD, Montraville M. |
Pin | General Electric Co. |
| U | 806,887 | December 12, 1905 | Insulator Pin Pin (metal) with ribbed cast iron base |
GODDARD, Walter T. |
Pin | Locke Insulator Mfg. Co. |
| 1907 | ||||||
| U | 856,801 | June 11, 1907 | Insulator Pin (metal) using spring for threads |
PEIRCE, JR., Charles L. |
Pin | Peirce Specialty Co. |
| 1908 | ||||||
| U | 878,870 | February 11, 1908 | Insulator Support Pin with metal shank and bolt |
CREAGHEAD, Thomas J. |
Pin | |
| U | 905,414 | December 1, 1908 | Metallic Insulator Pin Pin, split metal |
ETTE, Charles G. |
Pin | Ette Investment Co. |
| 1909 | ||||||
| U | 915,330 | March 16, 1909 | Insulator and Wire Clamp Self-tying twist lock type |
BLACKBURN, Jasper |
Self-tying Twist | |
| U | 941,032 | November 23, 1909 | Process of Manufacturing Insulators Press to mold and produce composition strain insulator |
MCCARTHY, Louis |
Press | The Macallen Co. |
| 1911 | ||||||
| U | 1,007,138 | October 31, 1911 | Insulator Bracket Bracket (various styles) using spring for threads (see 856,488 and 856,801) |
PEIRCE, JR., Charles L. |
Bracket | Hubbard & Co. |
| 1912 | ||||||
| U | 1,013,250 | January 2, 1912 | Insulator Pin Pin for mine insulator comprised of split sheet metal |
WILSON, Walter J. |
Pin | |
| U | 1,022,121 | April 2, 1912 | Insulator Pin Pin, metal with barbs to hold it in hole in crossarm |
BOYLAND, Clarence Joseph |
Pin | |
| 1913 | ||||||
| U | 1,065,983 | July 1, 1913 | Insulator Pin (metal) formed from sheet metal |
STOCKWELL, Millard E. |
Pin | |
| 1919 | ||||||
| U | 1,315,998 | September 16, 1919 | Insulator Support Thimble Thimble with standard external threads pressed out of sheet metal and attached to a steel pin |
SOUTHGATE, George T. |
Thimble | |
| U | 1,324,559 | December 9, 1919 | Insulating Support Suspension cap and pin to improve strength of connection |
LANYON, Samuel H. |
Suspension | |
| 1923 | ||||||
| U | 1,465,157 | August 14, 1923 | Apparatus for Shaping Insulators Machine to shape to crown of a small pin-type insulator |
BUCKLEY, Lorenzo C. |
Machine | The R. Thomas & Sons Co. |
| 1925 | ||||||
| U | 1,536,749 | May 5, 1925 | Insulator Multipart (RFI) with sanded, metal coated groove & cement (see 1,284,975) |
AUSTIN, Arthur O. |
Multipart | The Ohio Brass Co. |
| 1928 | ||||||
| U | 1,685,833 | October 2, 1928 | Process of Manufacturing Insulator Pins Manufacturing method to make steel pins for wooden crossarms |
AUSTIN, Arthur O. |
Manufacturing | The Ohio Brass Co. |
| U | 1,685,834 | October 2, 1928 | Process of Manufacturing Insulator Pins Manufacturing method to make steel pins for wooden crossarms |
AUSTIN, Arthur O. |
Manufacturing | The Ohio Brass Co. |
| U | 1,687,556 | October 16, 1928 | Reduction of Attenuation Due to the Conductance Losses in Cross Arms and Insulator Pins CD 122.4; Metal thread thimble for wooden pins carrier circuits connected electrically to other pins or brackets on the same crossarm to reduce leakage losses |
GORDON, Chester S. LOWE, James T. |
Pin | American Telephone & Telegraph Co. |
| 1929 | ||||||
| U | 1,702,237 | February 12, 1929 | Process of Manufacturing Insulator Pins Easily manufactured steel pin |
AUSTIN, Arthur O. |
Pin | The Ohio Brass Co. |
| U | 1,709,805 | April 16, 1929 | Method of Making Insulator Supports Secondary rack stamped out of one piece of sheet metal. (see patent 1,917,322) |
PEIRCE, JR., Charles L. |
Bracket/secondary Rack | |
| U | 1,712,900 | May 14, 1929 | Method of Making Forged Insulator Caps Method to manufacture steel cap for suspension disks |
OSBORNE, David H. |
Manufacturing | Locke Insulator Corp. |
| U | 1,738,188 | December 3, 1929 | Insulating Support Suspension cap, pin and connector |
LANYON, Samuel Herbert |
Suspension | Lapp Insulator Co. |
| 1930 | ||||||
| U | 1,761,671 | June 3, 1930 | Secondary Rack Secondary rack or wireholder with rounded edges to more easily allow wire to be pulled through it during installation. |
HUSTED, Norris C. |
Bracket | |
| U | 1,779,489 | October 28, 1930 | Method of Making Secondary Racks Method of making secondary rack brackets (see 1,883,818) |
PEIRCE, JR., Charles L. |
Manufacturing | 1/2 to Hubbard & Co. |
| 1931 | ||||||
| U | 1,807,878 | June 2, 1931 | Insulator Supporting Post Steel pin with sheet metal threads |
SEYLER, Carl P. |
Pin | |
| U | 1,811,211 | June 23, 1931 | Insulator Rack Bracket for wireholder rack spools |
PEIRCE, JR., Charles L. |
Bracket | Hubbard & Co. |
| U | 1,822,037 | September 8, 1931 | Method of Making Insulator Racks Method of making rack spool brackets (see 1,794,520) |
KERSCHNER, Richard M. |
Manufacturing | Hubbard & Co. |
| 1932 | ||||||
| U | 1,883,818 | October 18, 1932 | Secondary Rack Bracket for rack spools with a plurality of spools for mounting on a building (see 1,779,489) |
PEIRCE, JR., Charles L. |
Bracket | 1/2 to Hubbard & Co. |
| 1933 | ||||||
| U | 1,897,385 | February 14, 1933 | Insulator Bracket and Method of Making the Same Secondary rack for spool insulators and method of manufacture |
FASSINGER, Charles |
Bracket | Oliver Iron & Steel Corp. |
| U | 1,902,310 | March 21, 1933 | Method of Making Insulator Caps Method of pressing out a malleable metal cap |
PLIMPTON, Bentley A. |
Manufacturing | Locke Insulator Corp. |
| U | 1,917,322 | July 11, 1933 | Insulator Support Secondary rack stamped out of one piece of sheet metal. (see patent 1,709,805) |
PEIRCE, JR., Charles L. |
Bracket/secondary Rack | 1/2 to Hubbard and Co. |
| 1934 | ||||||
| U | 1,983,334 | December 4, 1934 | Method of Forming Insulator Caps Manufacturing method to stamp out suspension caps from tubular steel |
AUSTIN, Arthur O. |
Manufacturing | The Ohio Brass Co. |
| 1935 | ||||||
| U | 2,016,470 | October 8, 1935 | Secondary Rack and the Process of Making Same Simple secondary rack construction to reduce cost. |
WHITE, Leonard H. |
Bracket/secondary Rack | Line Material Co. |
| 1936 | ||||||
| U | 2,032,017 | February 25, 1936 | Sheet Metal Insulator Support Pin and Method of Making the Same Steel sheet metal pin easily manufactured |
HOCHER, Andrew A. LASHER, Marshall |
Pin | Hubbard and 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) |
| 1977 | ||||||
| U | 4,047,279 | September 13, 1977 | Upgrading Current Distribution Insulators Miscellaneous insulator with male screw to receive existing insulator for upgrading |
PETTIT, Ernest E. |
Miscellaneous | W. Leon Sell/Ernest E. Pettit/R. Don Sell |
| 1984 | ||||||
| U | 4,427,844 | January 24, 1984 | Metal Capped Electrical Insulator and Method of Making Same Suspension (glass) where the aluminum alloy cap is molded in place |
SABY, Charles JEANNIN, Serge PERRIER, Jean-Paul |
Suspension | Ceraver |
| 1989 | ||||||
| U | 4,845,318 | July 4, 1989 | Composite Electrical Insulator and Method of Forming Same Polymer suspension with porcelain core |
CLABBURN, Robin LOOMS, John |
Polymer | Raychem Limited |
Total of 0.02 seconds