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This panel was the 2 zone variant of the C-series conventional fire alarm panels released by Autocall in the late 1990s. When Thorn was purchased by Tyco-owned Grinnell in 1996, their systems were branded under "Grinnell/Autocall". [5] In 2001, Tyco purchased Simplex Time Recorder Company and merged it with Grinnell, forming SimplexGrinnell. [6]
Coded panels were the earliest type of central fire alarm control, and were made during the 1800s to the 1970s. A coded panel is similar in many ways to a modern conventional panel (described below), except each zone was connected to its own code wheel, which, depending on the way the panel was set up, would either do sets of four rounds of code until the initiating pull station was reset ...
Centrifugal pumps with an internal suction stage such as water-jet pumps or side-channel pumps are also classified as self-priming pumps. [10] Self-Priming centrifugal pumps were invented in 1935. One of the first companies to market a self-priming centrifugal pump was American Marsh in 1938.
A small, electrically powered pump A large, electrically driven pump for waterworks near the Hengsteysee, Germany. A pump is a device that moves fluids (liquids or gases), or sometimes slurries, [1] by mechanical action, typically converted from electrical energy into hydraulic or pneumatic energy.
Weill was born in the Bensonhurst section of Brooklyn, New York City, to Polish Jewish immigrants, Etta (Kalika) and Max Weill. [3] [4] He attended P.S. 200 of the New York City Public Schools system for elementary school in his local neighborhood of Bensonhurst.
Simone Adolphine Weil (/ ˈ v eɪ / VAY; [11] French: [simɔn adɔlfin vɛj]; 3 February 1909 – 24 August 1943) was a French philosopher, mystic and political activist.Since 1995, more than 5,000 scholarly works have been published about her, including close analyses and readings of her work.
Raymond Kurzweil (/ ˈ k ɜːr z w aɪ l / KURZ-wyle; born February 12, 1948) is an American computer scientist, author, entrepreneur, futurist, and inventor.He is involved in fields such as optical character recognition (OCR), text-to-speech synthesis, speech recognition technology and electronic keyboard instruments.
The Bergmann Simplex was a semi-automatic weapon, operating on the principle of a free-bolt recoil. The lock consists of a simple single-action system, using hammer as a striker, without self-cocking. The Bergmann Simplex was fed from a replaceable box magazine with a capacity of 6 or 8 rounds. The magazine was located in front of the trigger.