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2. Drawbar (machine tool) - Wikipedia

   en.wikipedia.org/wiki/Drawbar_(machine_tool)

   The drawbar pull is an important component that allows the milling machine to keep the tool in place while it’s being used. The force from the drawbar pull supplied to the tool has to be just right because not enough force would cause the tool to wobble leading to inaccuracy, and too much force would apply a lot of stress leading to shorter tool life.

3. Pennsylvania Railroad class S1 - Wikipedia

   en.wikipedia.org/wiki/Pennsylvania_Railroad_class_S1

   In terms of drawbar horsepower, the S1 was 13% more powerful than the Big Boy, with 7,200 hp (5,400 kW) and 6,345 hp (4,731 kW) respectively. [citation needed] The large Belpaire firebox met the Pennsy's standards; its heating surface area included that supplied by seven American Arch circulators. Water passed through 5.5-inch horizontal tube ...

4. List of tool manufacturers - Wikipedia

   en.wikipedia.org/wiki/List_of_tool_manufacturers

   Hand-held power tools, outdoor power equipment Diamond Products: Elyria, Ohio, USA [8] Core Bore, Core Cut, Core Prep, Core Vac, Tyrolit [9] Cutting, abrading, boring tools [10] Einhell: Landau an der Isar, Germany: Einhell: Power tools, garden equipment Elliott Tool Technologies: Dayton, Ohio, USA [11] Tubing Tools, Metal Finishing [12] Emerson

5. T-carrier - Wikipedia

   en.wikipedia.org/wiki/T-carrier

   The T-carrier is a hardware specification for carrying multiple time-division multiplexed (TDM) telecommunications channels over a single four-wire transmission circuit. It was developed by AT&T at Bell Laboratories ca. 1957 and first employed by 1962 for long-haul pulse-code modulation (PCM) digital voice transmission with the D1 channel bank.

6. Chesapeake and Ohio class T-1 - Wikipedia

   en.wikipedia.org/wiki/Chesapeake_and_Ohio_class_T-1

   By 1929, other railroads had rostered 2-8-4 "Berkshires", including the Erie Railroad, and then the C&O decided to roster their own super power designs. [1] [2] By that time, the C&O was operating under control of the Van Sweringen brothers, who formed the advisory Mechanical Committee (AMC) to standardize all of their railroad subsidiaries. [1]

7. Delta Machinery - Wikipedia

   en.wikipedia.org/wiki/Delta_Machinery

   In 1945, Rockwell Manufacturing Company acquired Delta Machinery and renamed it the Delta Power Tool Division of Rockwell Manufacturing Company and continued to manufacture in Milwaukee. In 1966, Rockwell invented the world's first power miter saw. In 1981, Rockwell's power tool group was acquired by Pentair and re-branded Delta Machinery.

8. NEMA connector - Wikipedia

   en.wikipedia.org/wiki/NEMA_connector

   The 5-20R receptacle has a T-shaped neutral hole, to accept both 5-15P and 5-20P plugs. An acceptable alternative version of the 5-20R receptacle has a rectangular slot that will only accept 5-20P plugs. The 5-30 and 5-50 are physically larger, with 1 in (25.4 mm) between power pins; 5-30 also has an L-shaped neutral blade. [17]

9. Power supply unit (computer) - Wikipedia

   en.wikipedia.org/wiki/Power_supply_unit_(computer)

   Entry-Level Power Supply Specification (EPS) is a power supply unit meant for high-power-consumption computers and entry-level servers. Developed by the Server System Infrastructure (SSI) forum, a group of companies including Intel, Dell, Hewlett-Packard and others, that works on server standards, the EPS form factor is a derivative of the ATX ...