US20150181987A1 - Closing device, particularly for jewels and the like - Google Patents

Closing device, particularly for jewels and the like Download PDF

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Publication number
US20150181987A1
US20150181987A1 US14/405,893 US201314405893A US2015181987A1 US 20150181987 A1 US20150181987 A1 US 20150181987A1 US 201314405893 A US201314405893 A US 201314405893A US 2015181987 A1 US2015181987 A1 US 2015181987A1
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US
United States
Prior art keywords
hook
main body
closing device
pawl
elastic means
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.)
Abandoned
Application number
US14/405,893
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English (en)
Inventor
Dario Micheli
Marcello Parri
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.)
Memi Srl
Original Assignee
Memi Srl
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
Application filed by Memi Srl filed Critical Memi Srl
Publication of US20150181987A1 publication Critical patent/US20150181987A1/en
Assigned to Memi S.r.l. reassignment Memi S.r.l. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MICHELI, DARIO, MR., PARRI, MARCELLO, MR.
Abandoned legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
    • A44C5/18—Fasteners for straps, chains or the like
    • A44C5/20—Fasteners for straps, chains or the like for open straps, chains or the like
    • A44C5/2019—Hooks
    • A44C5/2033—Hooks provided with pivoting closure means
    • A44C5/2038—Swivels
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
    • A44C5/18—Fasteners for straps, chains or the like
    • A44C5/20—Fasteners for straps, chains or the like for open straps, chains or the like
    • A44C5/2019—Hooks
    • A44C5/2033—Hooks provided with pivoting closure means
    • 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
    • F16B45/00—Hooks; Eyes
    • F16B45/02—Hooks with pivoting or elastically bending closing member
    • F16B45/024—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot
    • F16B45/026—Hooks with pivoting or elastically bending closing member and having means biasing the closing member about the pivot and including a coil type spring
    • 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
    • F16B45/00—Hooks; Eyes
    • F16B45/02—Hooks with pivoting or elastically bending closing member
    • F16B45/037—Multiple locking cavities, each having a pivoting closing member
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/45—Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock]
    • Y10T24/45005—Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock] with third detached member completing interlock [e.g., hook type]
    • Y10T24/45016—Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock] with third detached member completing interlock [e.g., hook type] for jewelry

Definitions

  • Present invention concerns a closing device, particularly for jewels and like.
  • “carabineer” closing devices are known, mainly comprising a main body, usually having a “pear” shape, and provided with, in correspondence of the pear tip, a clip, to which a ring of the chain or of the object to which is associated, and having, on the side opposite to said clip, an elastically operated hook that can move from an opening configuration to a closing configuration, and vice versa, in order to open ad closing a slot wherein another ring of the chain is engaged.
  • said hook is provided with spring means generally consisting of a pin spring placed about a hinge pin between the same hook and main body of the device and such to generate a uniform spring action maintain the hook in its closure configuration.
  • Passage to the opening configuration occurs by operating a lever integral with the hook, said lever being manually moved by the user, thus moving the hook against the action of said spring elements from the closing configuration o the opening configuration, as already mentioned in the preceding.
  • the user keeps the hook in its open configuration and at the same time places it in the wished position to hook the chain ring to be closed, said step being carried out by the free hand.
  • Said known closing devices have some drawbacks, among which it must be mentioned the fact that, being them very small when used in the jewelry sector, it is difficult and cumbersome for the average user making the above operations.
  • Main object of the present invention is that of realizing a closing device, particularly for jewels and like, solving the above drawbacks.
  • an object of present invention is that of realizing a closing device that can be easily used.
  • Another object of the present invention is that of realizing a closing device easy to realize, safely usable, and that can be manufactured at low costs.
  • a closing device particularly for jewels and like, comprising a main body and at least a hook, hinged each other with at least a movable hook about a hinging axis, opposed and by the action of first elastic means provided between said main body and said at least a hook, respectively, at least between a closure configuration, wherein a free end of said at least a hook is in contact with an abutment surface defined by said main body, and an opening configuration, wherein said free end is far from said abutment surface, to permit insertion of said at least one hook within a ring body, and vice versa
  • said device being characterized in that it comprises blocking means in at least one of said configurations, said blocking means comprising, for each one of said at least one hook, at least two grooves, respectively obtained on a lateral surface of said at least one hook, and at least a pawl, sliding housed within a sliding seat, obtained in said main body, along an interception direction substantially
  • said closing device can comprise a plurality of hooks, hinged to said main body and movable about a hinging axis, opposed and by the action of first elastic means provided between said main body and said at least a hook, respectively, between said closure configuration and said opening configuration, said blocking means acting independently on each one of said hooks.
  • said plurality of hooks can comprise two hooks hinged to said main body so as to be diametrically opposed each other.
  • elastic reaction of said second elastic means acting on said at least one pawl along said hinging axis can be higher than thrust along said hinging axis due to elastic reaction of said first elastic means acting on said at least one hook about said hinging axis so as to prevent rotation of said at least one hook with respect to said main body about said hinging axis by said first elastic means with said at least one pawl engaged within one of said grooves.
  • said elastic reaction of said second elastic means acting on said at least one pawl along said hinging axis can be lower than thrust along said hinging axis generated by the action of a user manually rotating said at least one hook with respect to said main body about said hinging axis so as to permit opening and closure of said closing device.
  • said first elastic means can comprise, for each one of said at least one hook, a pin spring fit on the pin defining hinging between said at least one hook and said main body, said pin spring having its arms respectively engaged within two cavities respectively realized by said main body and said at least one hook.
  • said second elastic means can comprise a helicoidal spring housed within said seat and placed between said housing seat bottom and a thrusting surface defined by part of said at least one pawl opposed with respect to said lateral surface, said at least one pawl comprising an arm, sliding housed within said helicoidal spring to maintain alignment of said at least one pawl along said hinging axis.
  • said closing device can comprise, for each one of said at least one hook, a mechanical stop surface defined by said main body to prevent too large rotations of said at least one hook when passing from said closure configuration to said opening configuration and vice versa.
  • said blocking means can comprise a further groove, obtained on said lateral surface of said at least one hook between said at least two grooves, so as to permit blocking of said at least one hook in an intermediate configuration, between said opening configuration and said closure configuration.
  • FIG. 1 is a front view of an embodiment of the closing device, particularly for jewels and like, according to the present invention, in the closure configuration;
  • FIG. 2 is a cross section of closing device of FIG. 1 ;
  • FIG. 3 is a front view of an embodiment of the closing device, particularly for jewels and like, according to the present invention, in the opening configuration;
  • FIG. 4 is a cross section of closing device of FIG. 3 ;
  • FIG. 5 is a cross section of closing device according to the present invention, with outlined forces involved when passing from a configuration to another one;
  • FIG. 6 is a front view of a different embodiment of the closing device represented in the previous drawings.
  • closing device particularly for jewels and like, indicated by reference number 1 , comprises a main body 2 and two intermediate hooks 3 , hinged to the main body 2 , so as to be diametrically opposed each other and movable about two hinging axis 4 , opposed by and by the action of first elastic means 5 , provided between main body 2 and every hook 3 , respectively between a closure configuration, wherein a free end 7 of each hook 3 is in contact with an abutment surface defined by main body 2 , and an opening configuration, wherein said free end 7 is far from the abutment surface 8 for insertion of hook 3 within an annular body, and vice versa.
  • main body 2 is realized by two clepsydra shape hemi-shell, and between which two hooks 13 are housed, said hooks 13 having a substantially pear-shape, with a side open in such a way to have the base of said pear coming out from the main body 2 , so as to realize, along with loop of main body 2 , two lateral slots, opening in correspondence of the free ends.
  • Hinging of each hook 3 is realized by a relevant pin provided between two hemi-shells along its hinging axis 4 and inserted within a hole realized by hook 3 cusp opposed to the above base.
  • first elastic means 5 comprise, for each hook 3 , a pin spring 6 , fit on hinging pin between hook 3 and main body 2 and having its arms 6 a and 6 b engaged, respectively, within two cavities 19 and 20 respectively realized by main body 2 and respective hook 3 .
  • blocking means 10 are provided for each hook 3 in at least an opening configuration and a closure configuration.
  • said blocking means 10 comprise, for each hook 3 , at least two grooves 11 , respectively defined on a lateral surface 13 of each hook 3 and at least a pawl 12 , sliding housed within a sliding seat 14 defined within main body 2 and a sized shirt, realized by a lathe, and developing along an interception direction 15 , substantially perpendicular to the lateral surface 13 .
  • second elastic means 16 comprising, e.g. a helicoidal spring 17 placed between the bottom 18 of the sliding seat 14 and a thrust surface defined by a part of pawl 12 opposed with respect to the lateral surface 13 .
  • the same pawl 12 can be provided with a leg sliding housed within the helicoidal spring 17 .
  • dimensioning of the whole closing device 1 , and particularly said elastic means 5 and 16 is such that elastic reaction “F” of second elastic means 16 acting on pawl 12 along relevant interception direction 15 is, on one side, higher than thrust “S” along the interception direction 15 due to the elastic reaction “M” of first elastic means 5 acting on hook 3 about hinging axis 4 , and on the other side, is lower than thrust “S” along the same interception direction 15 due to the action of a user manually rotating the hook 3 with respect to the main body 2 about the hinging axis 4 , respectively, so as to prevent rotation of hook 3 with respect to main body 2 about hinging axis 4 by the effect of said first elastic means 5 with pawl 12 engaged within one of the grooves 11 and in such a way to permit opening and closure of closing device 1 .
  • main body 2 Finally to complete main body 2 , the same is provided with mechanical stop surfaces 21 realized one for each hook 3 to prevent too large rotations of the same hooks 3 when passing from the closure configuration to the opening configuration.
  • closing device 1 As shown in FIG. 6 , in a possible different embodiment of closing device 1 , indicated by reference number 100 , it can be provided a single hook 3 .
  • main body 2 can be shaped in a different way or as described in the above and can be provided with a fixed ring 99 to which a chain or like can be associated.
  • Said hooks 3 that can be evenly provided about a main symmetry axis, or in every wished shape, can have the technical features described in the preceding.
  • blocking means 10 will act independently on each one of said hooks 3 .
  • each intermediate hook 3 in the opening or closing configuration so as to make the pawl 12 clicking from a groove 11 to the other one and opening the closing device 1 off an angle, e.g. about 35°, enough to introduce the chain ring 9 .
  • closing device particularly for jewels and like, according to the invention, fully obtains the result and objects indicated since it permits blocking the hook in an open position so as to make the hooking operation easier.
  • the closing device can provide in different embodiments a further groove on lateral surface of the hook, between said two grooves, so as to permit blocking of the hook in an intermediate configuration, defined between said opening configuration and said closure configuration.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Adornments (AREA)
  • Pivots And Pivotal Connections (AREA)
US14/405,893 2012-06-07 2013-06-04 Closing device, particularly for jewels and the like Abandoned US20150181987A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT000018A ITAR20120018A1 (it) 2012-06-07 2012-06-07 Dispositivo di chiusura, particolarmente per gioielli e simili.
ITAR2012A000018 2012-06-07
PCT/IT2013/000157 WO2013183075A1 (en) 2012-06-07 2013-06-04 Closing device, particularly for jewels and the like

Publications (1)

Publication Number Publication Date
US20150181987A1 true US20150181987A1 (en) 2015-07-02

Family

ID=46582748

Family Applications (1)

Application Number Title Priority Date Filing Date
US14/405,893 Abandoned US20150181987A1 (en) 2012-06-07 2013-06-04 Closing device, particularly for jewels and the like

Country Status (5)

Country Link
US (1) US20150181987A1 (it)
EP (1) EP2858526A1 (it)
CN (1) CN104736012A (it)
IT (1) ITAR20120018A1 (it)
WO (1) WO2013183075A1 (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018133353A1 (de) * 2018-12-21 2020-06-25 RMR Engineering GbR (vertretungsberechtigte Gesellschafter: Manfred Redder, 59379 Selm; Wilfried Mertens, 44534 Lünen; Elisabeth Roling, 59394 Nordkirchen) Verkürzungshaken
US20210315330A1 (en) * 2020-04-08 2021-10-14 Colpo & Zilio S.P.A. Fastening element for costume jewellery and/or jewellery items

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1530010A (en) * 1924-10-01 1925-03-17 Neilson Albert Howard Safety hook
US2413392A (en) * 1945-02-07 1946-12-31 Veverka Rudolph Clasp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1618321A (en) * 1925-06-26 1927-02-22 Woods Bert Safety hook
GB264335A (en) * 1926-02-03 1927-01-20 Emile Numa Friez Improvements in or relating to fastening devices for jewellery, watches and the like
DE2614961C3 (de) * 1976-04-07 1979-02-01 Brueggemann & Brand Kg, 5802 Wetter Karabinerhaken, insbesondere zum Transport von schweren Außenlasten an Hubschraubern
GB2356011B (en) * 1999-11-02 2001-09-12 Paul Edward Dean Mooring catcher
US6718601B1 (en) * 2001-08-23 2004-04-13 Gary E. Choate Tie back snap

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1530010A (en) * 1924-10-01 1925-03-17 Neilson Albert Howard Safety hook
US2413392A (en) * 1945-02-07 1946-12-31 Veverka Rudolph Clasp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018133353A1 (de) * 2018-12-21 2020-06-25 RMR Engineering GbR (vertretungsberechtigte Gesellschafter: Manfred Redder, 59379 Selm; Wilfried Mertens, 44534 Lünen; Elisabeth Roling, 59394 Nordkirchen) Verkürzungshaken
US20210315330A1 (en) * 2020-04-08 2021-10-14 Colpo & Zilio S.P.A. Fastening element for costume jewellery and/or jewellery items
US11607017B2 (en) * 2020-04-08 2023-03-21 Colpo & Zilio S.P.A. Fastening element for costume jewellery and/or jewellery items

Also Published As

Publication number Publication date
EP2858526A1 (en) 2015-04-15
WO2013183075A1 (en) 2013-12-12
ITAR20120018A1 (it) 2013-12-08
CN104736012A (zh) 2015-06-24

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Date Code Title Description
AS Assignment

Owner name: MEMI S.R.L., ITALY

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:MICHELI, DARIO, MR.;PARRI, MARCELLO, MR.;REEL/FRAME:036787/0571

Effective date: 20150827

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION