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2. Laser level - Wikipedia

   en.wikipedia.org/wiki/Laser_level

   The concept of a laser level has been around since at least the early 1970s, [2] the original spinning-mirror design laser plane and line level was patented by the late 1980s, [3] and the compact lens-based laser line level (as produced by many tool manufacturers today) was patented in the late 1990s. It was invented by Oscar Soliz in the late ...

3. Laser machine control - Wikipedia

   en.wikipedia.org/wiki/Laser_Machine_Control

   The laser receiver detects the height of laser plane with an array of photo diodes, generally a series of photo diodes in 9" strip with a gap between diodes equal to the width of the beam. the receiver reads the height with the sensors and convert to a usable analog or digital signal and sends to the machine control unit. Modern systems use CAN ...

4. Laser line level - Wikipedia

   en.wikipedia.org/wiki/Laser_line_level

   A laser line level is a tool combining a spirit level and/or plumb bob with a laser to display an accurately horizontal or vertical illuminated line on a surface the laser line level is laid against. Laser line levels are used wherever accurate verticals and horizontals are required, typically in the construction and cabinetry industries. Some ...

5. Air brake (road vehicle) - Wikipedia

   en.wikipedia.org/wiki/Air_brake_(road_vehicle)

   Truck air-actuated disc brake. An air brake or, more formally, a compressed-air-brake system, is a type of friction brake for vehicles in which compressed air pressing on a piston is used to both release the parking/emergency brakes in order to move the vehicle, and also to apply pressure to the brake pads or brake shoes to slow and stop the vehicle.

6. 4 million under winter storm alerts as snow buries Buffalo ...

   www.aol.com/news/york-counties-declare-state...

   More than 4 million people across five states were under winter storm alerts on Sunday as heavy lake-effect snow continued to bury the Great Lakes region, prompting emergency declarations and the ...

7. Hubie Brown, 91, in final season calling NBA games with ESPN

   www.aol.com/sports/hubie-brown-91-final-season...

   He coached parts of five seasons before being fired early in the 1986-87 season. After taking on broadcasting gigs in between jobs, Brown became a regular on television following his dismissal ...