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2. Trimmer (electronics) - Wikipedia

   en.wikipedia.org/wiki/Trimmer_(electronics)

   Trimmer potentiometers or "trimpots" A trimmer, or preset, is a miniature adjustable electrical component.It is meant to be set correctly when installed in some device, and never seen or adjusted by the device's user.

3. String trimmer - Wikipedia

   en.wikipedia.org/wiki/String_trimmer

   A string trimmer, also known by the portmanteau strimmer and the trademarks Weedwacker, Weed Eater and Whipper Snipper, [1] [a] is a garden power tool for cutting grass, small weeds, and groundcover. It uses a whirling monofilament line instead of a blade, which protrudes from a rotating spindle at the end of a long shaft topped by a gasoline ...

4. Weed Eater - Wikipedia

   en.wikipedia.org/wiki/Weed_Eater

   Weed Eater is a string trimmer company founded in 1971 in Houston, Texas by George C. Ballas, Sr., the inventor of the device. The idea for the Weed Eater trimmer came to him from the spinning nylon bristles of an automatic car wash. He thought that he could come up with a similar technique to protect the bark on trees that he was trimming around.

5. Disk read-and-write head - Wikipedia

   en.wikipedia.org/wiki/Disk_read-and-write_head

   A hard disk head and arm on a platter Microphotograph of a hard disk head. The size of the front edge is about 0.3 * 1.2 mm. The functional part of the head is the round, orange structure in the middle. Also note the connection wires bonded to gold-plated pads. Read–write head of a 3 TB hard disk drive manufactured

6. George Ballas - Wikipedia

   en.wikipedia.org/wiki/George_Ballas

   Ballas got the idea for the trimmer while driving through an automatic car wash, where the rotating brushes gave him an idea. Using a tin can laced with fishing line and an edge trimmer, he tried out his idea, which worked. After some refinements, he shopped it around to several tool makers, who all rejected his invention.

7. Category:Electrical components - Wikipedia

   en.wikipedia.org/wiki/Category:Electrical_components

   Main page; Contents; Current events; Random article; About Wikipedia; Contact us

8. Electrical engineering - Wikipedia

   en.wikipedia.org/wiki/Electrical_engineering

   Electrical engineering is an engineering discipline concerned with the study, design, and application of equipment, devices, and systems that use electricity, electronics, and electromagnetism.

9. Water caltrop - Wikipedia

   en.wikipedia.org/wiki/Water_caltrop

   The water caltrop's submerged stem reaches 3.7 to 4.6 metres (12 to 15 feet) in length, anchored into the mud by very fine roots. It has two types of leaves: finely divided, feather-like submerged leaves borne along the length of the stem, and undivided floating leaves borne in a rosette at the water's surface.