Pipe wrench patent
WebbHAMMOND MFG. CO., BOSTON, MASS, PIPE AND NUT WRENCH, Patented April 3, 1900. The patent date is cast in the handle. A small, unusual quick-adjust wrench. 7 inches overall length ... TROJAN WRENCH, L. A. CAL., … http://wrenchingnews.com/2014-york-auction/catalog.html
Pipe wrench patent
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WebbImages 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. WebbA pipe wrench is any of several types of wrench that are designed to turn threaded pipe and pipe fittings for assembly (tightening) or disassembly (loosening). The Stillson wrench, or Stillson-pattern wrench, is the usual …
Webb26 aug. 2015 · The pipe wrench includes a biasing mechanism located within the first aperture to align the threaded portion of the second jaw with the central axis of the first aperture, ... Justia Patents Nut Fulcrum US Patent for Pipe wrench Patent (Patent # 11,235,443) Pipe wrench . Aug 26 ... Webb16 dec. 2024 · I’m not sure how long they made that model, but the patent date gives a good clue as to when it might have been made. The length of patent terms back then was 17 years from the date that it was issued, so my guess is that the wrench was manufactured sometime between 1873 and 1890, because after 1890 the patent would …
WebbSingle-component painted handle. Slim design of the head allows excellent accessibility in confined spaces compared to many other types of pipe wrenches. Gripping capacity up to 127 mm (5") and a jaw opening up to 160 mm (6 1/3) Patented progressive teeth for better grip. Anti-rust treated high-alloy steel with induction hardened teeth. In 1888, JP took out a patent on the adjustable pipe wrench. Its jaws could be adjusted so that it would fit all pipes, irrespective of size. The pipe wrench quickly became known all over the World. Adjustable spanner Nuts and screws of different shapes and sizes also required different sorts of tool. Visa mer As a young man, Johan Petter worked in railway construction and after his national service he got a job at Munktells Mekaniska Verkstad in Eskilstuna. This was when he designed his first invention, a lubricating nipple — … Visa mer In 1883, JP’s family moved to the USA, but he remained in Sweden and made plans to start his own company. In 1887 he bought a waterfall outside Enköping that provided power to his newly-started company, Enköpings Mekaniska … Visa mer Nuts and screws of different shapes and sizes also required different sorts of tool. The solution to the problem was the adjustable spanner, Johan Petter´s second world famous invention. However, he was not the original … Visa mer In JP’s workshop there was always a set of pipe wrenches. Each wrench fitted a particular size of pipe so, for every job, the plumber had to take all the pipe wrenches in a trolley. “I only had … Visa mer
WebbB25B13/5041 — Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the …
WebbThe hereindescribed pipe wrench comprising a lever having a nose projecting from theend thereof directly in linewith its longitudinal axis, a gripping chain, a pair of bars pivoted to … mattress bandcamphttp://www.wrenchingnews.com/MVWC/wrench-of-the-month.html mattress at the brick canadaWebb11 juni 2014 · Justia Patents With Adjustment Means US Patent for Pipe wrench Patent (Patent # 9,440,337) Pipe wrench . Jun 11, 2014. A pipe wrench includes a body and a first jaw has one end fixed to the body, and a second jaw is slidably located in a first recess defined in the top of the body and is located beneath the first jaw. A resilient ... mattress baking soda essential oilWebbThis invention relates to pipe wrenches and more particularly to what is known as the Stillson pattern pipe wrench, and is a division of my co -pending application Serial No … herhur s.a.sWebbThis invention has for its object the production of a pipe-wrench which can be applied with any desired degree of force to brass or any other pipe which has been plated or highly … her hurtWebbThis invention relates to plumbers tools, the main object being to provide a hand tool by means of which broken pieces of pipe may be readily removed from within pipe fittings … her husband doesn\u0027t knowWebb21 dec. 2007 · The powered adjustable pipe wrench has two laterally spaced jaw sets. One of the jaw sets includes a motorized drive for rotating one of the pipe components, while … her husband admires her commitment to the gym