Bending and squeezing blade for sheet metal bending and squeezing machine and machine utilizing the aforesaid blade

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6470727
SERIAL NO

09547070

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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There is described a new bending and squeezing blade for sheet metal bending machine. The blade comprises a bending tooth provided with a head surface that is suitable to engage the edge of a sheet metal to carry out its bending at 90.degree. and with a foot surface that is suitable to engage the 90.degree. folded edge of the sheet metal to carry out its additional bending at an angle greater than 90.degree. and its possible squeezing on the remaining part of the sheet metal up to an angle substantially equal to 180.degree.. In order to assure the locking of the sheet metal during the operation of squeezing the machine preferably comprises a blank holder provided with a pressing member, that can be controlled so as to project from the support foot of the blank holder in order to lock the sheet metal on a fixed counter blade.

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Patent Owner(s)

Patent OwnerAddress
SALVAGNINI ITALIA S P A36040 SAREGO (VI)

International Classification(s)

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  • 2000 Application Filing Year
  • B21D Class
  • 534 Applications Filed
  • 220 Patents Issued To-Date
  • 41.20 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20002001200220032004200520060255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kunze, Wolfgang Leonding, AT 28 131

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Patent Citation Ranking

  • 6 Citation Count
  • B21D Class
  • 6.37 % this patent is cited more than
  • 23 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges26294581683301 - 1011 - 2021 - 3031 - 4041 - 50100 +020406080100120140160180200220240260280300320

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