GB2068494B - Spring washers - Google Patents

Spring washers

Info

Publication number
GB2068494B
GB2068494B GB8102711A GB8102711A GB2068494B GB 2068494 B GB2068494 B GB 2068494B GB 8102711 A GB8102711 A GB 8102711A GB 8102711 A GB8102711 A GB 8102711A GB 2068494 B GB2068494 B GB 2068494B
Authority
GB
United Kingdom
Prior art keywords
spring washers
washers
spring
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.)
Expired
Application number
GB8102711A
Other versions
GB2068494A (en
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.)
HEDTMANN WILHELM KG
Original Assignee
HEDTMANN WILHELM KG
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 DE3003244A external-priority patent/DE3003244C2/en
Priority claimed from DE19803020406 external-priority patent/DE3020406A1/en
Application filed by HEDTMANN WILHELM KG filed Critical HEDTMANN WILHELM KG
Publication of GB2068494A publication Critical patent/GB2068494A/en
Application granted granted Critical
Publication of GB2068494B publication Critical patent/GB2068494B/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • B21B1/166Rolling wire into sections or flat ribbons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00Locking of screws, bolts or nuts
    • F16B39/22Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/24Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
    • F16B43/004Washers or equivalent devices; Other devices for supporting bolt-heads or nuts with a radial cut in order to improve elasticity of the washer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B1/00Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B2001/081Roughening or texturing surfaces of structural sections, bars, rounds, wire rods
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00Friction-grip releasable fastenings
    • F16B2/005Means to increase the friction-coefficient

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Springs (AREA)
  • Bolts, Nuts, And Washers (AREA)
  • Wire Processing (AREA)
GB8102711A 1980-01-30 1981-01-29 Spring washers Expired GB2068494B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3003244A DE3003244C2 (en) 1980-01-30 1980-01-30 Elastic split locking washer - has teeth on top and bottom faces in regular pattern
DE19803020406 DE3020406A1 (en) 1980-05-29 1980-05-29 Elastic split locking washer - has teeth on top and bottom faces in regular pattern

Publications (2)

Publication Number Publication Date
GB2068494A GB2068494A (en) 1981-08-12
GB2068494B true GB2068494B (en) 1983-11-16

Family

ID=25783428

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8102711A Expired GB2068494B (en) 1980-01-30 1981-01-29 Spring washers

Country Status (8)

Country Link
AT (1) AT377836B (en)
CH (1) CH651116A5 (en)
ES (1) ES8201696A1 (en)
FR (1) FR2481767B1 (en)
GB (1) GB2068494B (en)
IT (1) IT1135056B (en)
NL (1) NL187868C (en)
SE (1) SE449907B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3242443C1 (en) * 1982-11-16 1984-06-14 Wilhelm Hedtmann Kg, 5800 Hagen Spring washer
DE102006034503A1 (en) * 2006-07-26 2008-01-31 Acument Gmbh & Co. Ohg Process for producing single or double ribbed discs
EP3885590B1 (en) * 2020-03-26 2023-03-15 Teckentrup GmbH & Co. KG Corrosion resistant screw securing disc

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE459063C (en) * 1928-04-24 Wilhelm Steinhorst Screw locking
DE230153C (en) * 1910-05-31
FR645784A (en) * 1927-12-14 1928-10-31 Washer to make a nut unbreakable
DE696129C (en) * 1936-01-21 1940-09-12 Adolf Thode Dr Ing Spring-loaded screw locking device with a fan-like flap rim of rectangular cross-section
CH200758A (en) * 1937-12-15 1938-10-31 Frank Dr Ernst Nut lock.
CH246518A (en) * 1945-02-15 1947-01-15 Peter & Co F Spring loaded open screw locking ring.
DE836636C (en) * 1948-10-02 1952-04-15 Ernst Jordan Process for the production of resilient screw locking devices with fan-shaped teeth pointing towards the ring opening
FR1054266A (en) * 1951-12-22 1954-02-09 Improvement in spring washers
DE1400208B2 (en) * 1960-07-01 1970-11-19 Jordan, Ernst, 2000 Hamburg Screw and nut locking
US3370632A (en) * 1965-12-07 1968-02-27 Kubokawa Masaharu Locking washers

Also Published As

Publication number Publication date
AT377836B (en) 1985-05-10
SE449907B (en) 1987-05-25
GB2068494A (en) 1981-08-12
FR2481767A1 (en) 1981-11-06
ES498772A0 (en) 1981-11-16
IT8119158A0 (en) 1981-01-16
NL187868C (en) 1992-02-03
IT1135056B (en) 1986-08-20
NL8100341A (en) 1981-09-01
SE8100463L (en) 1981-07-31
CH651116A5 (en) 1985-08-30
ES8201696A1 (en) 1981-11-16
FR2481767B1 (en) 1985-10-25
ATA595780A (en) 1984-09-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940129