FR2298231A1 - Filtre actif a resistances - Google Patents

Filtre actif a resistances

Info

Publication number
FR2298231A1
FR2298231A1 FR7600853A FR7600853A FR2298231A1 FR 2298231 A1 FR2298231 A1 FR 2298231A1 FR 7600853 A FR7600853 A FR 7600853A FR 7600853 A FR7600853 A FR 7600853A FR 2298231 A1 FR2298231 A1 FR 2298231A1
Authority
FR
France
Prior art keywords
active resistor
resistor filter
filter
active
resistor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7600853A
Other languages
English (en)
Other versions
FR2298231B3 (fr
Inventor
Michael Alan Soderstrand
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
US Department of Energy
Energy Research and Development Administration ERDA
Original Assignee
US Department of Energy
Energy Research and Development Administration ERDA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US05/541,177 external-priority patent/US3955150A/en
Application filed by US Department of Energy, Energy Research and Development Administration ERDA filed Critical US Department of Energy
Publication of FR2298231A1 publication Critical patent/FR2298231A1/fr
Application granted granted Critical
Publication of FR2298231B3 publication Critical patent/FR2298231B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00—Nuts or like thread-engaging members
    • F16B37/14—Cap nuts; Nut caps or bolt caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/24—Making other particular articles nuts or like thread-engaging members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/64—Making machine elements nuts
    • B21K1/70—Making machine elements nuts of special shape, e.g. self-locking nuts, wing nuts
    • B21K1/704—Cap nuts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/04—Flash butt welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/30—Features relating to electrodes
    • B23K11/3081—Electrodes with a seam contacting part shaped so as to correspond to the shape of the bond area, e.g. for making an annular bond without relative movement in the longitudinal direction of the seam between the electrode holder and the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
    • B23K33/004—Filling of continuous seams
    • B23K33/006—Filling of continuous seams for cylindrical workpieces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Forging (AREA)
FR7600853A 1971-12-14 1976-01-14 Filtre actif a resistances Granted FR2298231A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2161970 1971-12-14
US31173372A 1972-12-07 1972-12-07
US05/541,177 US3955150A (en) 1975-01-15 1975-01-15 Active-R filter

Publications (2)

Publication Number Publication Date
FR2298231A1 true FR2298231A1 (fr) 1976-08-13
FR2298231B3 FR2298231B3 (fr) 1978-10-06

Family

ID=27183915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7600853A Granted FR2298231A1 (fr) 1971-12-14 1976-01-14 Filtre actif a resistances

Country Status (2)

Country Link
US (1) US3955231A (fr)
FR (1) FR2298231A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123961A (en) * 1976-04-01 1978-11-07 Towne Robinson Fastener Company Wheel nut with welded cap
FR2395807A1 (fr) * 1977-06-27 1979-01-26 Towne Robinson Fastener Cy Procede et machine de faconnage d'un ecrou, notamment pour fixer des roues de vehicules
US4669937A (en) * 1981-06-01 1987-06-02 Microdot Inc. Capped nut
US4420848A (en) * 1982-04-15 1983-12-20 Buell Industries, Inc. Method and apparatus for manufacturing welded capped wheel nuts
US4744119A (en) * 1986-11-19 1988-05-17 Shigeru Omori Method of making a two-piece capped lug nut
US4850776A (en) * 1987-03-12 1989-07-25 Key Manufacturing Group, Inc. Decorative capped wheel nut and method of making same
US4775272A (en) * 1987-03-12 1988-10-04 Key Manufacturing Group, Inc. Decorative capped wheel nut and method of making same
US6186719B1 (en) * 1998-12-30 2001-02-13 Ming-Chung Chou Capped lock nut
US6957939B2 (en) * 2001-04-05 2005-10-25 Industrial And Automotive Fasteners, L.L.C. Decorative capped wheel nut and method of assembly
US6866457B2 (en) * 2001-04-05 2005-03-15 Industrial And Automotive Fasteners, L.L.C. Decorative capped wheel nut or bolt assembly and method
US10280965B2 (en) * 2016-02-16 2019-05-07 Mcgard Llc High security fastener with buckled shroud retainer
USD893987S1 (en) * 2018-11-14 2020-08-25 Innovative Fasteners Pty Ltd. One piece fastener

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2183563A (en) * 1937-08-26 1939-12-19 Kenneth V Hart Fabricated structure
US2467391A (en) * 1944-03-21 1949-04-19 Babcock & Wilcox Co Method of pressure welding metals by preheating with pressure application in the solidus phase and electric resistance heating in the liquids phase
IT512983A (fr) * 1953-02-05 1900-01-01
US2931888A (en) * 1957-03-08 1960-04-05 Bendix Westinghouse Automotive Welding
US3029507A (en) * 1957-11-20 1962-04-17 Coors Porcelain Co One piece thin walled metal container and method of manufacturing same

Also Published As

Publication number Publication date
FR2298231B3 (fr) 1978-10-06
US3955231A (en) 1976-05-11

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Legal Events

Date Code Title Description
ST Notification of lapse