https://www.datamp.org/ Recently added patents en-us https://www.datamp.org/patents/displayPatent.php?id=52285&pn=835,900 Hoof Trimmer Patentee: Warren S. Casterlin - Owego, Tioga County NY Granted:1906-11-13
Manufactured by Champion Tool Co. - Meadville PA

Adjustable compound leverage for the jaws accomplished by adjustable eccentric bearings. Replaceable jaw tips held firmly by bolts and "seats" in the jaw structure. The patent date appears on CHAMPION No. 82 nippers matching this design and produced by DeArment's Champion Tool Co. of Meadville, PA. The CASTERLIN Hoof Trimmer available in 1902 was more clearly based on patent no. 707,822. CASTERLIN TOOL WORKS was advertising in Blacksmith & Wheelwright in the early 20th Century. The provisions for compound leverage and replaceable jaw faces are similar to Casterlin's earlier patents for tongs (Pat. no. 638,378) and wrenches (Pat. no 791,245).
This is one of 84,934 patents currently in the database at datamp.org

]]> https://www.datamp.org/patents/displayPatent.php?id=50333&pn=1,061,470 Nutcracker Patentee: Wiley N. Cradick - Tyler TX Granted:1913-05-13
Manufactured by Alex Woldert Co. - Tyler TX
Assigned to Woldert Grocery Co. - Tyler TX

Pressure is applied by a lever pushing against a pawl resting on a notched bar. The position of the movable jaw adjusts by rocking the lever fully backward, which lifts the pawl free. The base is designed to clamp to a bench or work table. The specifications call this an improvement on Frank W. Moser's Sept. 10, 1912 patent no. 1,037,966 and the patent does not claim any features covered by that prior patent. Known example marked, "SQUIRREL NUT CRACKER / PATD MAY 13 1913 / ALEX WOLDERT CO. / TYLER TEX AND CHICAGO"
This is one of 84,934 patents currently in the database at datamp.org

]]> https://www.datamp.org/patents/displayPatent.php?id=85642&pn=2,606,468 Sheet metalworking hammer Patentee: Andrew M. Hexdall - Morris IL Granted:1952-08-12
Manufactured by A. M. Hexdall Co. - Morris IL

"The invention relates to hand hammers generally, and more particularly to an improved hammer for sheet metalworking. The general object of the invention is to, provide a hammer especially suited for the various operations, involved in the fabrication and erection of sheet metal structures and which is constructed so as to afford a feeling of balance and a resiliency or bounce that makes it easier and less fatiguing in use. A more specific object is to provide a hammer particularly well adapted for completing Pittsburgh joints in sheet metal structures, which can be used effectively in confined spaces and which is universally adaptable for seating the driven flanges of either right or left-hand joints or other joint finishing operations such as the lapping over of the second or locking flange." A family member "reminisce" explains the origin of the tool. Trade journal listings show Hexdall marketing the hammer.
This is one of 84,934 patents currently in the database at datamp.org

]]> https://www.datamp.org/patents/displayPatent.php?id=85641&pn=5,353,666 Oil Filter Wrench Patentee: James F. Rogers - Dallas TX Granted:1994-10-11
Manufactured by Ameripro Industries - Dallas TX

"The improved oil filter wrench of the invention includes a wrench body having a stepped exterior surface, a stepped interior surface and an initially open interior which defines a larger aperture at one extent thereof and a relatively smaller aperture at an opposite extent thereof. The larger and smaller apertures are sized to accommodate different sized oil filters of the canister type. A separate driver adapter is provided having a complimentary profile for engaging either of the opposite extents of the wrench body for applying torque thereto when an oil filter is engaged within a selected aperture of the wrench body. " Produced as Ameripro Industries "FILTER GRABBER" set.
This is one of 84,934 patents currently in the database at datamp.org

]]> https://www.datamp.org/patents/displayPatent.php?id=85604&pn=4,280,265 Pliers Patentee: James W. Murphy - Denton TX Granted:1981-07-28
Manufactured by H-Tech Compamy - Kerrville TX

"This invention relates to an improvement in pliers used to expand or contract the jaws, and is particularly suited to retaining ring pliers adapted to remove and secure snap rings and retaining rings in place. The pliers may be used to remove or replace retaining rings, fuses or small light bulbs and the like where space doesn't permit fingers to grasp same." Patent number appears together with 4,476,750 on snap ring pliers produced by Hi-Tech Co., Kerrville, TX.
This is one of 84,934 patents currently in the database at datamp.org

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