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Video cassette recorder chassis frame assembly

  • US 5,578,793 A
  • Filed: 08/23/1994
  • Issued: 11/26/1996
  • Est. Priority Date: 08/24/1993
  • Status: Expired due to Fees
First Claim
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1. A video cassette recorder of the type comprising a top cover, a bottom cover and a chassis frame having a plate portion and a pair of skirt plates extending from both lateral edges of the plate portion, said chassis frame containing a deck and a main printed circuit board between the skirt plates, the main printed circuit board having a pattern surface, said video cassette recorder characterized in that:

  • the main printed circuit board is mounted between the skirt plates at a position farther from the plate portion than from the deck, with the pattern surface of the main printed circuit board facing toward the bottom cover, the main printed circuit board having a number of lugs sidewardly protruding from two lateral edges thereof and two rows of a number of through-holes formed therethrough, which are in substantially parallel relationship with the skirt plates;

    the skirt plates of the chassis frame extend toward the bottom cover and the chassis frame has a same number of tongues as that of the lugs, which are horizontally arranged for alternating with cut-outs provided at one end side of the skirt plates, each of said tongues having a recess on its inner surface so that each of the lugs is closely fitted into each of the recesses, two arrays of bosses extending from the plate portion toward the bottom cover, each array containing a same number of bosses as that of the through-holes in each of the two rows, each of said bosses including a groove adapted to receive a lateral edge of the deck and a distal portion having a longitudinally threaded hole, said distal portion adapted to pass through one of the through-holes, and the chassis frame has a number of stoppers which are horizontally aligned on two lateral external surfaces of the skirt plates so as to connect the chassis frame with the bottom cover and the top cover; and

    the bottom cover has as many apertures as the number of bosses, corresponding to the threaded holes, so that the deck is fitted through the grooves and the chassis frame is joined with the bottom cover by a thread.

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