Covel Manufacturing Co. - Assigned Patents

Manufacturers Index - Covel Manufacturing Co.

Covel Manufacturing Co.
Chicago, IL; Benton Harbor, MI, U.S.A.
Manufacturer Class: Metal Working Machinery

Patents

This page contains information on patents issued to this manufacturer.

Submitting Patent Information

If you find a patent number or patent date by this manufacturer that is not on this list, please contact the Site Historian.

Key to Links for Patent Information

USPTO = U.S. Patent Office . Images of the actual patent can be viewed on the U.S. Patent Office web site but a special TIFF viewer must be installed with your browser in order properly work. More information on how to configure your computer to view these patents can be found at TIFF image Viewers for Patent Images.
DATAMP = Directory of American Tool And Machinery Patents . A sister site to VintageMachinery.org with information on patents related to machinery and tools. A much easier user interface than the USPTO's for finding information on machinery patents.

Patent Number	Date	Title	Name	City	Description
CA-173	Dec. 06, 1869	Saw swage	Simon Kinney	Ottawa, Canada	Kinney is described as a machinist.
278,684	Jun. 05, 1883	Saw Swage	Milo Covel	Chicago, Cook County, IL
279,769	Jun. 19, 1883	Saw-swage	Simon Kinney	Port Townsend, WA
297,698	Apr. 29, 1884	Saw-swage	Simon Kinney	San Francisco, CA	The May 1901 The Wood-Worker carried an article by J. H. Miner on The Use of the Kinney Swage. "Take a trip among the average and better class of mills and you will find about one Kinney (or kindred) swage in ten used with anything like success, and about one in twenty-five where the swage is used as it should be... It is the best tool ever put into a saw mill when properly used."
319,794	Jun. 09, 1885	Saw sharpening machine	Milo Covel	Chicago, IL
342,188	May. 18, 1886	Saw Swaging Device	Milo Covel	Chicago, Cook County, IL
345,121	Jul. 06, 1886	Saw Swaging Machine	Milo Covel	Chicago, Cook County, IL
523,882	Jul. 31, 1894	Saw Dressing Machine	Milo Covel	Chicago, Cook County, IL
574,855	Jan. 05, 1897	Saw-sharpening machine	Henry P. Schofield	Chicago, IL
615,152	Nov. 29, 1898	Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL	This patent gives improvements to patent 574,855. See also patents 654,844 and 755,319.
RE11,733	Apr. 11, 1899	Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL	This patent gives improvements to patent 574,855. See also patents 654,844 and 755,319.
628,655	Jul. 11, 1899	Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL	Improvements to patent 574,855, reissued as 11,733. The improvements are to the mechanism that inclines the driving pulley to keep it aligned with the grinding-wheel pulley as its inclination changees.
654,829	Jul. 31, 1900	Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL
654,843	Jul. 31, 1900	Saw support and guide	Henry P. Schofield	Chicago, IL	In 1905 the Seventh Circuit Court of Appeals found patent 654,843, 654,844, 654,845, and 669,251, "void for lack of patentable invention in view of the prior art, in which the same devices were found in use in saw-swaging machines."
654,844	Jul. 31, 1900	Saw-sharpening machine	Henry P. Schofield	Chicago, IL	In 1905 the Seventh Circuit Court of Appeals found patent 654,843, 654,844, 654,845, and 669,251, "void for lack of patentable invention in view of the prior art, in which the same devices were found in use in saw-swaging machines."
654,845	Jul. 31, 1900	Saw-support	Henry P. Schofield	Chicago, IL	This saw support is for using while sharpening bandsaw blades n 1905 the Seventh Circuit Court of Appeals found patent 654,843, 654,844, 654,845, and 669,251, "void for lack of patentable invention in view of the prior art, in which the same devices were found in use in saw-swaging machines."
667,924	Feb. 12, 1901	Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL
		Saw-sharpening machine	Henry P. Schofield	Chicago, IL
669,251	Mar. 05, 1901	Saw-sharpening machine	Henry P. Schofield	Chicago, IL	In 1905 the Seventh Circuit Court of Appeals found patent 654,843, 654,844, 654,845, and 669,251, "void for lack of patentable invention in view of the prior art, in which the same devices were found in use in saw-swaging machines."
		Saw-sharpening machine	Lars Larsen Filstrup	Chicago, IL
755,319	Mar. 22, 1904	Saw-sharpening machine	Henry P. Schofield	Chicago, IL	Improvements to patents 11,733 and 654,844.
815,269	Mar. 13, 1906	Saw Swaging Machine	William Landon Covel	Biloxi, Harrison County, MS	This patent was improved by patent #934,046.
934,046	Sep. 14, 1909	Saw Swaging Machine	William Landon Covel	Biloxi, Harrison County, MS	This patent is an improvement of patent #815,269.
1,116,656	Nov. 10, 1914	Micrometer back-gauge for band-saws	Edwin C. Widemire	Winterburn, WV	In large band sawmills, the blades are hammered so that the back of the blade is slightly convex, amounting to about 1/64 to 1/32 inch over five feet. This invention is a micrometer-based gauge that measures this convexity. This style of gauge is still in production and is still known as a Widemire gauge.
CA-160,180	Jan. 19, 1915	Gauge for band saws	Edwin C. Widemire	Winterburn, WV	This is the Canadian equivalent of US patent 1,116,656.
1,260,974	Mar. 26, 1918	Saw Grinding Machine	Eddie C. Filstrup	Benton Harbor, MI
1,339,452	May. 11, 1920	Dressing-tool for grinding-wheels	Edwin T. Gorham	Grand Rapids, MI	This patent date was seen on a Yankee drill grinder from Covel Mfg. Co.
1,382,003	Jun. 21, 1921	Drill-holder	Henry W. Lightner	Grand Rapids, MI	This patent date was seen on a Yankee drill grinder from Covel Mfg. Co.
1,391,034	Sep. 20, 1921	Drill-holder	Arthur Williams	Grand Rapids, MI	This patent date was seen on a Yankee drill grinder from Covel Mfg. Co.
1,672,014	Jun. 05, 1928	Power-transmission mechanism	Arthur Williams	Grand Rapids, MI
1,753,590	Apr. 08, 1930	Workholder for bar-grinding machines	Frederic K. Benedict	Big Rapids, MI	"A locomotive guide bar is a heavy piece of work quite wide and several feet long, and its working fact, on which the engine cross head is to slide, must be ground to a true plane and it must also be parallel with the faced pads or bearing surfaces that are provided on the back face of the bar near its ends..."