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2. Electric gate - Wikipedia

   en.wikipedia.org/wiki/Electric_gate

   A sliding electric gate with electric motor and backup battery in case of mains failure. Note also the Infrared obstacle sensor located on the wall to prevent the gate from closing while a vehicle or other obstacle is in the way. Driveway gate openers can be the rollback (sliding) type that retracks a gate along the fence or wall on wheels or ...

3. Swing-door operator - Wikipedia

   en.wikipedia.org/wiki/Swing-door_operator

   There are 3 basic types of swing door operators: Full Energy – It opens and closes the door at full speed. Low Energy – It opens and closes the door at reduced speed to limit the kinetic energy of the moving door to levels deemed safe for disabled users. Power Assist – This is a version of the low-energy operator.

4. Automatic Systems (company) - Wikipedia

   en.wikipedia.org/wiki/Automatic_Systems_(company)

   Turnstiles, swing gates and security doors are installed in the hall of office buildings, public and private administrations, industries, leisure and sports centers. Passenger access control. Automatic access control gates, ePassport gates and anti-reflow doors are mainly installed in Metro/Tram stations, [24] airports, railway, bus and ferry ...

5. Automatic door - Wikipedia

   en.wikipedia.org/wiki/Automatic_door

   The automatic door used a mat actuator. In 1960, they co-founded Horton Automatics Inc and placed the first commercial automatic sliding door on the market. [5] With the invention of the Gunn diode, microwave motion detectors became common in automatic doors in the 1970s. [6] [7] In 1980, the first automatic door using an infrared sensor was ...

6. Bar gate - Wikipedia

   en.wikipedia.org/wiki/Bar_gate

   A bar, post, pole, beam, or boom gate, [1] also known as a boom or a boom barrier, [citation needed] is a beam or bar on a pivot used as a gate. The boom is lowered to block vehicular or pedestrian access through a controlled point or raised to permit such traffic. [2] Typically, the bar has a 90° range of motion with a vertical raised resting ...

7. Chris Sale stymies Dodgers and Ohtani on his way to 17th win ...

   www.aol.com/chris-sale-shuts-down-ohtani...

   Chris Sale allowed one run and struck out six over six innings, shutting down Shohei Ohtani in the process, for his major league-leading 17th win of the season as the Atlanta Braves beat the Los ...