WO2008022509A1 - Lever clip mechanism - Google Patents
Lever clip mechanism Download PDFInfo
- Publication number
- WO2008022509A1 WO2008022509A1 PCT/CN2007/000718 CN2007000718W WO2008022509A1 WO 2008022509 A1 WO2008022509 A1 WO 2008022509A1 CN 2007000718 W CN2007000718 W CN 2007000718W WO 2008022509 A1 WO2008022509 A1 WO 2008022509A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- lever
- clamp mechanism
- substrate
- ring
- mechanism according
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
- B42F13/00—Filing appliances with means for engaging perforations or slots
- B42F13/16—Filing appliances with means for engaging perforations or slots with claws or rings
- B42F13/20—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges
- B42F13/22—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed
- B42F13/24—Filing appliances with means for engaging perforations or slots with claws or rings pivotable about an axis or axes parallel to binding edges in two sections engaging each other when closed wherein one section is in the form of fixed rods
Definitions
- the invention relates to a lever clamp mechanism. Background technique
- the lever clamp mechanism is a stationery widely used to store sheets such as loose-leaf paper.
- the applicant's Chinese Patent No. 01124645.6 discloses a lever clamp mechanism comprising a substantially flat substrate; two ring portions spaced apart from each other and fixedly mounted at one end thereof to one longitudinal side of the substrate, two The ring portion extends substantially vertically upward from the substrate and is slightly curved at the other end thereof to form a bent portion; is spaced apart from each other and is movably mounted at one end thereof to the other two ring portions of the other longitudinal side portion of the substrate,
- the two loop portions extend generally vertically upward from the base plate and also form an additional bend at the other end thereof to cooperate with the curved portion at the other end of the two loop portions to form a closed loop when the lever clamp mechanism is closed, the other two The ring portions are integrally connected to each other at one end close to the substrate by a connecting portion such that the other two ring portions move together, the connecting portion forming a substantially U-shaped bent portion bent toward the center of
- the roller By rotating the lever downwardly, the roller can be moved against the upward thrust of the spring piece in a direction away from the handle portion of the lever to a position where the connecting portion is pressed against the substrate, thereby driving the other two
- the loops are moved together to a position in contact with the two ring portions that are fixedly mounted to form a closed loop; by rotating the lever upwardly away from the substrate, the rollers can be moved in a direction toward the lever handle portion to release the connection a position in which the portion is pressed, thereby moving the connecting portion away from the substrate under the upward thrust of the spring piece, causing the other two ring portions to move together away from the two ring portions fixedly mounted to form an open ring, To open the lever clamp mechanism.
- the lever clamp mechanism is closed by pressing the rotary lever downward, and the lever clamp mechanism is opened by rotating the lever upward away from the substrate.
- the lever clamp mechanism is opened, the lever is in an upwardly rising position, occupying a gap between the two opposite ring portions which are opened, thereby obstructing the access of the loose-leaf paper, which makes accessing the loose-leaf paper very inconvenient. .
- the present invention has been made in view of the problems of the prior art lever clamp mechanism described above. SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a lever clamp mechanism which enables a lever to not occupy a gap between two open opposing ring portions when the lever clamp mechanism is opened, thereby facilitating the receipt of loose-leaf pages.
- a lever clamp mechanism comprising: a flat substrate; Two mutually spaced apart and parallel ring portions fixedly mounted on the substrate, and a ring member movably mounted on the substrate, the ring members including two additional ring portions spaced apart from each other and parallel The two ring portions and the two other ring portions are respectively disposed opposite to each other such that the two ring portions respectively facing each other when the ring member moves may form a closed ring;
- An elastic member attached to the substrate at one end and abutting against the ring member at the other end thereof for pushing the ring member away from the substrate by elastic force;
- lever mechanism rotatably mounted to the boss for contact with the ring member for pressing the ring member against or away from the substrate to close or open the lever Clip mechanism
- lever mechanism is arranged to close the lever clamp mechanism by rotating upwardly away from the substrate and to open the lever clamp mechanism by rotating downward toward the substrate.
- the lever clamp mechanism of the present invention since the lever mechanism is disposed to close the lever clamp mechanism by rotating upward away from the substrate, the lever clamp mechanism is opened by rotating downward toward the substrate, and therefore, when the lever clamp mechanism is opened, the lever The mechanism is closer to the substrate and does not substantially occupy the gap between the two opposing ring portions that are open, making it very easy to access loose-leaf pages.
- FIG. 1 is an exploded perspective view of a lever clamp mechanism according to a first embodiment of the present invention
- FIG. 2 is a perspective view of a lever clamp mechanism in a closed state according to a first embodiment of the present invention
- FIG. 3 is a lever according to a first embodiment of the present invention.
- Figure 4 is a bottom perspective view of the lever clamp mechanism in a closed state according to the first embodiment of the present invention
- Figure 5 is a perspective view of the lever clamp mechanism in an open state according to the first embodiment of the present invention
- Figure 6 is a perspective view of the other side of the lever clamp mechanism in an open state according to the first embodiment of the present invention
- Figure 7 is a bottom side elevational view of the lever clamp mechanism in an open state in accordance with a first embodiment of the present invention
- Figure 8A is a perspective view of a ring member of a lever clamp mechanism according to a first embodiment of the present invention
- Figure 8B is a side view of a ring member of the lever clamp mechanism according to the first embodiment of the present invention
- Figure 8C is a circle of Figure 8B Partial enlarged view
- Figure 9 is an exploded perspective view of the lever clamp mechanism according to the second embodiment of the present invention.
- Figure 10 is a perspective view of the lever clamp mechanism in a closed state according to a second embodiment of the present invention.
- Figure 11 is another perspective view of the lever clamp mechanism in a closed state according to a second embodiment of the present invention.
- Figure 12 is a bottom side elevational view of the lever clamp mechanism in a closed state in accordance with a second embodiment of the present invention.
- Figure 13 is a perspective view of the lever clamp mechanism in an open state according to a second embodiment of the present invention.
- Figure 14 is another perspective view of the lever clamp mechanism in an open state according to a second embodiment of the present invention.
- Figure 15 is a bottom side stand of the lever clamp mechanism in an open state according to a second embodiment of the present invention.
- Body diagram specific implementation
- the lever clamp mechanism 100 includes a substantially flat substrate 101.
- Two mutually spaced and parallel ring portions 103 are fixedly mounted on one longitudinal side of the substrate 101.
- the two ring portions 103 extend substantially vertically upward from the substrate 101 and are slightly bent at their free ends to form a bend. unit.
- a ring member 105 is movably mounted on the other longitudinal side of the substrate 101.
- the ring member 105 includes two ring portions 105a spaced apart from each other and parallel, and a connecting portion 105b that integrally connects the two ring portions 105a.
- Each of the ring portions 105a is formed with a bent portion at its free end, respectively, so that the two ring portions 105a of the ring member 105 can cooperate with the corresponding opposing ring portions 103 fixedly mounted to the substrate 101 to form a closed loop.
- the two ring portions 105a of the ring member 105 are integrally connected to each other by the connecting portion 105b at the other end thereof close to the substrate.
- the connecting portion 105b is bent substantially horizontally toward the center of the substrate at the middle portion thereof to form a substantially U-shaped bent portion 105c, and the intermediate portion of the bent portion 105c is slightly protruded upward to form the protruding portion 105d.
- the ring portion 103 and the ring member 105 have a substantially circular or elliptical cross section, respectively, and are made of a suitable material such as steel.
- the ring member 105 is movably mounted to the substrate 101 by cutting or stamping at the both ends of the substrate mounting ring member 105, and the two rolled portions 107 which are formed by folding the substrate portion which is cut or stamped upward and outward.
- the portion of the substrate that is cut or stamped is bent substantially upward from the substrate in the vicinity of the longitudinal side portion of the substrate mounting ring member 105, thereby forming a substantially upright projection 109 at the center portion of the substrate 101.
- a slit 111 is formed in 101.
- An elongated groove 113 is also formed in the vicinity of the longitudinal side edge of the substrate mounting ring member 105, and the action of the elongated groove 113 will be described below. It is also possible to form one or more holes 115 in the substrate for fixing the lever clamp mechanism to the cover of a folder or a notebook or the like.
- the lever clamp mechanism 100 further includes a lever 117.
- the lever 117 includes a lever body 117a, a lever head portion 117b which is bent obliquely downward from the lever body 117a, and a lever handle portion (operating end) 117c which is obliquely bent downward from the other end of the lever body 117a.
- the lever clamp mechanism 100 according to the present invention further includes a roller 119 which is preferably made of plastic. The roller 119 is attached to the free end of the lever head 117b via a pin 121.
- the two ring portions 103 are fixedly mounted on the longitudinal side of the substrate 101 by means of, for example, riveting, welding or other known connection.
- the ring member 105 movably fixes both ends of the connecting portion 105b of the ring member 105 by the two rolled portions 107, and causes the intermediate portion of the U-shaped bent portion 105c of each of the connecting portions 105b to be substantially located near the convex portion 109, thereby
- the ring member 105 is movably mounted to the other longitudinal side of the substrate 101 such that the two ring portions 105a of the ring member 105 are respectively aligned with the two ring portions 103 that are fixedly mounted.
- the lever 117 equipped with the stick 119 is rotatably mounted to the boss 109 at a joint portion 117d of the lever body 117a and the lever head 117b by a fixing member 123 such as a rivet, so that the stick 119 is substantially bendable at the ring member 105.
- the part 105c moves up.
- a substantially arcuately curved spring piece 125-end is inserted into the elongated slot 113 on the substrate 101 to be held on the substrate 101, the other end of which is placed under the curved portion 105c of the ring member 105 and resiliently abuts
- the curved portion 105c of the ring member 105 is for urging the curved portion 105c of the ring member 105 upward by the elastic force.
- the mounting position of the spring piece 125 is not limited to the position shown, as long as the spring piece 125 can It is sufficient to abut against the lower side of the curved portion 105c.
- the shape of the spring piece 125 is not limited to the illustrated shape as long as the spring piece 125 can generate an upward thrust against the lower side of the curved portion 105c.
- the lever head portion 117b can be rotated about the fixing member 123 from the state shown in Fig. 2 by holding the lever handle portion 117c downwardly toward the substrate rotating lever 117.
- Rotating clockwise causes the roller 119 attached to the lever head portion 117b to move away from the projection portion 105d in a direction away from the lever handle portion 117c, thereby releasing the pressing of the connecting portion 105b, thereby causing the connecting portion 105b to be on the spring piece 125
- the upward thrust is moved away from the substrate 101, and the two ring portions 105a of the ring member 105 are moved away from the two oppositely mounted ring portions 103 to form an open ring to open the lever clamp mechanism for accessing the loose-leaf paper.
- two blocking portions 127a and 127b are formed on the boss portion 109 for limiting the range in which the lever head portion 117b can be rotated when the lever lever mechanism is closed, and when the lever clamp mechanism is opened The range in which the lever head 117b can rotate.
- the blocking portion 127b defines the lever head 117b at a position where the lever clamp mechanism is in the closed state.
- a concave portion 105e is formed on the side of the projection 105d on the curved portion 105c of the ring member 105 where the roller 119 is to be moved, for opening the lever clamp mechanism.
- the roller 119 is accommodated.
- the concave portion 105e may be formed symmetrically on both sides of the protruding portion 105d.
- FIGS 9-15 illustrate a lever clamp mechanism 200 in accordance with a second embodiment of the present invention.
- the structure of the lever clamp mechanism 200 according to the second embodiment of the present invention is substantially similar to the lever clamp mechanism 100 according to the first embodiment of the present invention except that the lever shape is different.
- the same or similar components of the lever clamp mechanism 200 according to the second embodiment of the present invention to the lever clamp mechanism 100 of the first embodiment of the present invention are denoted by the same reference numerals plus 100, and the description of the same components is omitted.
- the lever 217 includes a lever body 217a, a lever head portion 217b that is bent obliquely upward from the end of the lever body 217a, and an obliquely upwardly curved extension from the other end of the lever body 217a.
- the roller 219 is attached to the joint portion 217d of the lever body 217a and the lever head 217b via the pin shaft 221.
- a lever 217 equipped with a stick 219 is rotatably attached to the boss 209 at a free end of the lever head 217b via a fixing member 223.
- the lever head portion 217b In the open state of the lever clamp mechanism shown in FIG. 13, by holding the lever handle portion 217c upwardly away from the substrate rotation lever 217, the lever head portion 217b can be rotated counterclockwise from the state shown in FIG. 13 around the fixing member 223, resulting in installation.
- the roller 219 to the lever head portion 217b is moved to the protruding portion 205d in the direction toward the lever handle portion 217c on the curved portion 205c of the ring member 205, and the connecting portion 205b is pressed against the substrate 201 against the upward thrust of the spring piece 225.
- the two ring portions 205a of the ring member 205 are moved to a position in contact with the two opposite ring portions 203, as shown in Fig.
- the lever clamp mechanism of the present invention since the lever is disposed to close the lever clamp mechanism by rotating upward away from the substrate, the lever clamp mechanism is opened by rotating downward toward the substrate, so that the lever is further opened when the lever clamp mechanism is opened Close to the substrate, it does not substantially occupy the gap between the two opposing ring portions that are open, making it very easy to access loose-leaf pages.
Landscapes
- Clamps And Clips (AREA)
- Sheet Holders (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07720338A EP2052872A1 (en) | 2006-08-15 | 2007-03-06 | Lever clip mechanism |
AU2007288059A AU2007288059A1 (en) | 2006-08-15 | 2007-03-06 | Lever clip mechanism |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNA2006101108536A CN101125502A (zh) | 2006-08-15 | 2006-08-15 | 杠杆夹机构 |
CN200610110853.6 | 2006-08-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008022509A1 true WO2008022509A1 (en) | 2008-02-28 |
Family
ID=39093663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2007/000718 WO2008022509A1 (en) | 2006-08-15 | 2007-03-06 | Lever clip mechanism |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2052872A1 (zh) |
CN (1) | CN101125502A (zh) |
AR (1) | AR061682A1 (zh) |
AU (1) | AU2007288059A1 (zh) |
TW (1) | TW200836938A (zh) |
WO (1) | WO2008022509A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009033729A1 (de) * | 2009-07-17 | 2011-01-27 | Ring Mexx Gmbh & Co. Kg | Ordnermechanik |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0520188A1 (de) * | 1991-06-22 | 1992-12-30 | Louis Leitz KG | Ordnermechanik |
CN1124645A (zh) | 1995-03-28 | 1996-06-19 | 李秀勇 | 痹痛露 |
CN1238269A (zh) * | 1998-06-05 | 1999-12-15 | 利高文具制品厂有限公司 | 用于夹持纸张的装置 |
WO2001056810A1 (de) * | 2000-01-31 | 2001-08-09 | Eduard Zust | Ordnermechanik |
WO2001066363A1 (en) * | 2000-03-08 | 2001-09-13 | Leco Stationery Manufacturing Company Limited | Device for retaining a stack of papers in a file |
DE20306130U1 (de) * | 2003-04-17 | 2003-07-03 | Lunz Elke | Aktenordner mit verbesserter Öffnungs-/Schließmechanik |
-
2006
- 2006-08-15 CN CNA2006101108536A patent/CN101125502A/zh active Pending
-
2007
- 2007-03-05 TW TW96107508A patent/TW200836938A/zh unknown
- 2007-03-06 WO PCT/CN2007/000718 patent/WO2008022509A1/zh active Application Filing
- 2007-03-06 EP EP07720338A patent/EP2052872A1/en not_active Withdrawn
- 2007-03-06 AU AU2007288059A patent/AU2007288059A1/en not_active Abandoned
- 2007-06-28 AR ARP070102877 patent/AR061682A1/es unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0520188A1 (de) * | 1991-06-22 | 1992-12-30 | Louis Leitz KG | Ordnermechanik |
CN1124645A (zh) | 1995-03-28 | 1996-06-19 | 李秀勇 | 痹痛露 |
CN1238269A (zh) * | 1998-06-05 | 1999-12-15 | 利高文具制品厂有限公司 | 用于夹持纸张的装置 |
WO2001056810A1 (de) * | 2000-01-31 | 2001-08-09 | Eduard Zust | Ordnermechanik |
WO2001066363A1 (en) * | 2000-03-08 | 2001-09-13 | Leco Stationery Manufacturing Company Limited | Device for retaining a stack of papers in a file |
DE20306130U1 (de) * | 2003-04-17 | 2003-07-03 | Lunz Elke | Aktenordner mit verbesserter Öffnungs-/Schließmechanik |
Also Published As
Publication number | Publication date |
---|---|
EP2052872A1 (en) | 2009-04-29 |
AR061682A1 (es) | 2008-09-10 |
TW200836938A (en) | 2008-09-16 |
CN101125502A (zh) | 2008-02-20 |
AU2007288059A1 (en) | 2008-02-28 |
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