hopper rail drawing patents patent google

Railway couplingWikipedia

The link-and-pin coupling was the original style of coupling used on North American railways. After most railroads converted to semi-automatic Janney couplers the link-and-pin survived on forestry railways.While simple in principle the system suffered from a lack of standardisation regarding size and height of the links and the size and height of the pockets.

Check the filing status of your patent application USPTO

Apr 22 2020 · The Patent Application Information Retrieval (PAIR) system provides USPTO customers a safe simple and secure way to retrieve and download information regarding patent application status. There are two PAIR applications Public PAIR and Private PAIR. Public PAIR provides access to issued patents and published applications. Private PAIR provides secure real-time access to pending

CPC DefinitionUnited States Patent and Trademark Office

Railroad freight cars used to transport loose bulk commodities such as coal ore grain track ballast and the like. This main-group comprises also devices and methods e.g. closure elements for discharging the freight from the hopper cars.

Patents Draper Inc.

Patents Patents Pending. Draper Inc. believes that giving priority to research and design leads to the development of superior products. We have a team of in-house product design engineers who work to make Draper products the best on the market.

US Patent for Hopper rail car Patent (Patent # 6 244 191

Justia Patents Hatch US Patent for Hopper rail car Patent (Patent # 6 244 191) Hopper rail car . Jan 19 1999Johnstown America Corporation. A hopper car having smooth side walls being reinforced by a horizontal beam along a horizontal seam. The roof of the car has a plurality of extruded beams including a pair of combining extrusion

Hopper rail carJohnstown America Corporation

Jun 12 2001 · FIG. 4 is a partial side elevational view of the end of the hopper rail car of FIG. 1 FIG. 5 is a partial end elevational view of the hopper rail car of FIG. 5 FIG. 6 is a partial end elevational view with parts in section and in phantom of the roof assembly taken along lines 6--6 of FIG. 2

Search PatentsGoogle

Search the world s information including webpages images videos and more. Google has many special features to help you find exactly what you re looking for.

SPRING LOADED RAILWAY HOPPER CAR DOORFree Patents

Jan 23 1973 · What is claimed is 1. In a railway hopper car the combination of a drop bottom door hinged at its upper end for swinging movement about a horizontal pivot axis said door being disposed at an incline when in closed position and swingable downwardly to open position and spring guide means disposed on the outer side of said door for urging the door toward closed position said means

US Patent for Automatic wire alignment apparatus Patent

An automatic wire alignment apparatus that can rapidly align wires on an alignment plate is provided. The apparatus includes an elongated alignment plate 10 having parallel grooves 11 for respectively holding a single wire A a wire supply box 20 vibration generator 30 for vibrating the wire supply box 20. The vibrating causes the wires A in the wire supply box 20 to descend toward the

B65G 67Loading or unloading vehiclesPatents Sitemap

Patents for B65G 67Loading or unloading vehicles (5 974) 03/2013 03/20/2013 CN202807925U Automatic control type vehicle loading device 03/20/2013 CN202807924U Material distribution type

James Truan Inventions Patents and Patent Applications

The assembly includes a hopper and a frame having an upper rail for supporting the hopper in the bed of the truck. The frame includes a pair of front and rear posts extending downwardly from the upper rail and an upper rail extending in a cantilevered fashion from the rear posts to support the outlet spout outside the bed of the truck.

US3203532ARubber hopper for grain loaderGoogle Patents

US3203532A US292677A US29267763A US3203532A US 3203532 A US3203532 A US 3203532A US 292677 A US292677 A US 292677A US 29267763 A US29267763 A US 29267763A US 3203532 A US3203532 A US 3203532A Authority US United States Prior art keywords hopper auger tube grain rubber Prior art date 1963-07-03 Legal status (The legal status is an assumption and is not a legal

Apparatus for unloading open top Free Patents Online

Feb 20 2001 · An apparatus for unloading open top railroad cars especially hopper cars comprising a crawler excavator having a pair of tracked treads and a hinged arm with a bucket thereon able to rotate a fill 360 degrees and to move forward and rearward atop the open top railroad cars an attachment on the crawler with side extensions to hold the crawler atop the rail cars due to the side extensions

B65G 67Loading or unloading vehiclesPatents Sitemap

Patents for B65G 67Loading or unloading vehicles (5 974) 03/2013 03/20/2013 CN202807925U Automatic control type vehicle loading device 03/20/2013 CN202807924U Material distribution type

The Patent behind the Heckler Koch HK233 and HK237 -The

Aug 02 2017 · "Patent" isn t a language I speak especially combined with German. I learned that a long time ago but there were some very interesting drawings that made more sense. The patent from Heckler Koch was described as "Adapter for mounting at least one additional device to a self-loading firearm and equipped with this self-loading

EPOEspacenet patent database with over 120 million

The Common Citation Document (CCD) tool provides a single point of access to citation data for the patent applications of the largest five IP offices (IP5). This tool consolidates the prior art cited by all participating offices for the family members of a patent application showing the search results from different offices on a single page.

Kenneth D. Goedken Inventions Patents and Patent

Jul 25 2018 · Abstract An assembly for a fracking sand trailer wherein a door can be positioned to allow a measured flow of sand to exit the assembly. The assembly can be attached to a hopper of a trailer and can stand the weight of heavy loads associated with sand. A trailer with the assembly is also described and utilizes specific construction techniques to lighten the weight of the trailer.

Low-Profile Hopper Tees Civacon

Low-Profile Hopper Tees. Civacon s Low Profile Design has the same superior features as Standard Tee s with one major differencemore ground clearance.

Manual discharge door operating system for a hopper

Jun 18 2002 · What is claimed is 1. A manual discharge door operating system for a hopper railcar the system comprising a door actuation shaft coupled to the railcar and extending across the width of the railcar wherein one distal end of the shaft is accessible by an operator on either side of the railcar and wherein each distal end of the shaft is manually engagable for rotation by the operator a door

Is there a way to search for provisional patents Quora

Sometimes you have a provisional application number and nothing else. In the US you can search Public PAIR for a known provisional patent application e.g. 62/397 036. If an application that claims the benefit of the provisional application has

Patent Definition of Patent at Dictionary

Patent definition the exclusive right granted by a government to an inventor to manufacture use or sell an invention for a certain number of years. See more.

Is there a way to search for provisional patents Quora

Sometimes you have a provisional application number and nothing else. In the US you can search Public PAIR for a known provisional patent application e.g. 62/397 036. If an application that claims the benefit of the provisional application has

US Patent for Convertible hopper Justia Patents Search

The invention provides a railroad car adapted to transport bulk commodities such as coal mineral ores or the like yet efficiently and safely haul bladders filled with flowable commodities. The railcar includes a rugged bracing configuration which enables the railcar to readily transport bulk commodities in standard industry volumes and within existing industry standards for material

Patents for InventionsGoogle Books

Patents for Inventions Abridgments of Specifications Relating to Paints Colours and Varnishes A.D. 1618-1866 George E. Eyre and William Spottiswoode 1871Paint499 pages 0 Reviews

Advanced Patent SearchGoogle

Advanced Patent Search About Google Find results Patent type/status Return patents with type/status Date Return patents anytime Return patents between . and . e.g. 1999 and 2000 or Jan

US4644871AArticulated hopper railcarGoogle Patents

An articulated hopper railcar is provided which when fully loaded has a low combined center of gravity and has an improved track load distribution when compared with conventional railcars of similar capacity. The car has good dynamic stability making it ideal for rail lines with greater surface irregularities and sharper curves than those found on main lines.

Virtual Patent Marking Smith Wesson

Patent NumberProductsPublication Number 8 695 262 SDVE Series pistols 6 523 294 All S W® revolvers with internal locks 6 711 819 All S W® revolvers with Scandium frames 6 557 289 All S W® revolvers with Scandium frames 7 263 795 All S W® J frame revolvers in .22 magnum caliber All S W® K/F frame revolvers in .22 wmr hmr calibers 7 328 645 S W500™ revolvers (SKU s 163500

10 Million Patents United States Patent and Trademark Office

Patents through history. The United States Patent and Trademark Office (USPTO) issued patent number 10 million on June 19 2018. This milestone of human ingenuity perhaps exceeds even the Founding Fathers expectations when they called for a patent system in the Constitution to "promote the Progress of Science and useful Arts."

Google Patents

Search and read the full text of patents from around the world with Google Patents and find prior art in our index of non-patent literature.

US3187684ARapid discharge hopper carGoogle Patents

US3187684A US93529A US9352961A US3187684A US 3187684 A US3187684 A US 3187684A US 93529 A US93529 A US 93529A US 9352961 A US9352961 A US 9352961A US 3187684 A US3187684 A US 3187684A Authority US United States Prior art keywords doors hopper opposing car rock shaft Prior art date 1961-03-06 Legal status (The legal status is an assumption and is not a legal conclusion.

Australia 1904 PatentsResearch Guides at State

Google PatentsAustralian Patents applied for in the US can be found (in full text) via Google Patentssearch by name date and keyword British Patentsa limited number of Australian Patents may have been applied for in Great Britain and some of these may be found in the State Library s print collections or on Espacenet (European Patent

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