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Manufacturers Index - J. Parkinson & Son

J. Parkinson & Son
Bradford and Shipley, West Yorkshire, England, U.K.
Manufacturer Class: Metal Working Machinery

Patents
This page contains information on patents issued to this manufacturer.

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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
188,505,114 Apr. 24, 1885 Parallel vice Joseph Parkinson , England This patent vise was sold as the "Parkinsons' Patent Perfect Vise", using the American "Vise" instead of "Vice" as a way of marking their product as different. The primary innovation of this vise was the use of a buttress thread rather than a square-cut thread. As of 2020 the British patent drawings and specifications are not available online (the image here is taken from the German version of this patent). This vise was also awarded US patent 361,445, Canada patent 23,982, French patent 171,130, German patent 34,190, and Belgian patent 69,746.
34,190 Jun. 18, 1885 Parallelschraubstock Joseph Parkinson , England This patent vise was sold as the "Parkinsons' Patent Perfect Vise". This patent is the German equivalent of British patent 188,505,114.
23,982 May. 06, 1886 Parallel vice and stand therefor Joseph Parkinson , England This is the Canadian equivalent of British patent 188,505,114. This patent vise was sold as the "Parkinsons' Patent Perfect Vise".
394,292 Dec. 11, 1888 Vise Joseph Parkinson , England
190,000,226 Nov. 17, 1900 Improvements in and relating to automatic milling machines Joseph Parkinson , England
190,817,469 Jul. 01, 1909 Improvements in and relating to operating vise screws Ernest Parkinson , England The innovation is a vise screw where the handle can be rotated to any convenient angular position after the vise jaws have been tightened.
155,084 Dec. 16, 1920 An improved adjustable vise Edward Moulds , England This patent number was seen in a 1937 catalog from J. Parkinson & Son, on their "Ball Base Vise, available with 4-inch jaws.
250,049 Apr. 08, 1926 Improvements in or relating to vises Ernest Parkinson , England Improved mechanism for an overhang swivel base that puts the vertical axis of swivel beyond the edge of the bench so that the vise can be rotated over a wide angle, even when the article hangs below the benchtop. This invention was available as an optional accessory to the Parkinson "Handy" vise.
1,064,885 Apr. 12, 1967 Improvements in or relating to vises William Alexander Armitstead , England