WO2008099033A1 - Dispositivo de ajuste en herramientas manuales de corte - Google Patents
Dispositivo de ajuste en herramientas manuales de corte Download PDFInfo
- Publication number
- WO2008099033A1 WO2008099033A1 PCT/ES2008/000042 ES2008000042W WO2008099033A1 WO 2008099033 A1 WO2008099033 A1 WO 2008099033A1 ES 2008000042 W ES2008000042 W ES 2008000042W WO 2008099033 A1 WO2008099033 A1 WO 2008099033A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- blade
- bolt
- cutting
- nut
- adjustment device
- Prior art date
Links
- 238000013138 pruning Methods 0.000 claims abstract description 10
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 238000010348 incorporation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/028—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of an auxiliary bolt or threaded element whose action provokes the deformation of the main bolt or nut and thereby its blocking
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/025—Secateurs; Flower or fruit shears having elongated or extended handles
- A01G3/0251—Loppers, i.e. branch cutters with two handles
Definitions
- the present invention refers to an adjustment device in manual cutting tools, preferably provided and fundamentally for application in pruning shears and the like, in order to achieve easy operation. in the operations required to perform the adjustment of the articulation means that relate the two pieces or cutting blades established in the tool, without the need for tools or special tools, based on a simple structure.
- the articulation between the cutting blades of a manual cutting tool is performed by means of a bolt that crosses the two blades or counterholes of the tool, collaborating with that bolt a retaining nut that prevents the release or independence of the aforementioned blades or counterholes, also determining the means of adjustment of the joint itself.
- a bolt that crosses the two blades or counterholes of the tool, collaborating with that bolt a retaining nut that prevents the release or independence of the aforementioned blades or counterholes, also determining the means of adjustment of the joint itself.
- it has flat faces or additional cotters, since the adjustment is made by turning the nut.
- the adjustment device of the invention has characteristics based on which it is possible to quickly and easily perform the adjustment of the tightening of a cutting tool, such as a pruning shears, either with one hand operation or of operation with both hands, with the particularity that with a single simple and market tool the operation can be carried out, without the need for special tools or tools as is usually the case.
- a cutting tool such as a pruning shears
- the device in question is constituted from a bolt that is passed through a hole established for this purpose both in the blade and in the cutting blade of the tool, or in its case also in the support of such blades. cutting, as required in pruning shears that can be operated with only one hand.
- Said bolt has at one of its ends a head that abuts the outer surface of the cutting blade of the tool, and where appropriate the support of said cutting blade, while the opposite end has a threaded section for a nut heading, by means of which the corresponding block is made to prevent the bolt from coming out.
- Said nut is complemented with a locking screw that is mounted on a threaded side hole established in the nut itself, perpendicular to the cut made by the latter, to achieve the bolt lock.
- a bushing is mounted in the hole of the cutting blade of the tool, or where appropriate the support of said blade to improve the pitch and adjustment of the bolt on said hole.
- the external face of the cutting counter blade or, if applicable, of the support of such counter blade has a reduction in the positioning of the nut and the locking screw, with the particularity that said nut is provided with its internal face of a pivot or pin that is housed in a cavity established in the counter blade or support of the counter blade, to enable the rotation of said nut when the bolt is operated and thereby achieve a better adjustment in the tightening of the joint that Determine the bolt.
- the device as a whole has the characteristic that both the bolt head and the head of the tightening screw are affected by the same mortise, thereby avoiding having to use more than one tool to operate in the tightening or loosening of said elements (bolt and locking screw), an advantage to which the simplicity and ease of operation of the elements or parts involved in the device as a whole must be added.
- Figure 1 Shows a general perspective view of a pruning shears operable by two hands, with the device of the invention. - TO -
- Figure 2. Shows perspective views on both sides of the scissors cutting blade represented in the previous figure.
- Figure 3. Shows perspective views on both sides of the scissor cutting counter blade shown in figure 1.
- Figure 4. Shows a perspective view of the bolt assembly on the scissor cutting counter shown in figure 1.
- Figure 5. Shows a perspective view of the device assembly, where the external positioning of the device is shown. the split nut and the corresponding locking screw.
- Figure 6.- Shows a perspective view on the outer face of the split nut.
- Figure 7. Shows a perspective view on the inside of the same split nut represented in the previous figure.
- Figure 8.- Shows a perspective view of the bushing that is mounted on the hole of the cutting blade for the passage of the bolt.
- Figure 9. Shows a perspective view of the articulation pin used in the device of the invention.
- Figure 10. Shows a perspective view of the locking screw that is mounted on the split nut.
- Figure 11.- Shows a perspective view of a scissors operable with only one hand, with the same adjustment device of the invention represented in the previous figures.
- both scissors I and I ' have a cutting blade 3 and a cutting blade 4, for scissors 1, while for scissors 2 those cutting blades and cutting blade are those referenced with 3' and 4 'and whose 3- 3' and 4-4 'blades extend in their corresponding arms 2 and 2', respectively, of grip and drive.
- Both the blade 3 and the cutting blade 4 are affected by a hole 5 for the passage of an articulation bolt 6, in combination with a tightening nut 7, the latter being affected by the corresponding hole 8 for the passage of that bolt 6 , and also affected by a cut 9 determining that the said nut 7 is split, cut that communicates with the said hole 8 and that through a locking screw 10 makes it possible to carry out the adjustment, being that screw 10 mounted on a side and threaded hole 11 of the split nut itself 7.
- a bush 13 is provided with a pointed end forming a bevelled wall 13' , as a maximum penetration stop of the aforementioned bushing 13 in the hole 5 of the cutting blade 3.
- Figures 9 and 10 show precisely said bolt 6 and locking screw 10, with their respective threaded sections for, in one case, the threading of the nut 7 and, in another case, for the threading on the side hole 11 of the nut itself 7.
- the screw 10 blocks the bolt 6, so that during the use of the tool, in this case the pruning shears 1 or 1 ', and due to the movement of the cutting blades, prevents said nut 7 from being unscrewed and consequently the leaves are released or loosened by loosening with bolt 6.
- the tightening adjustment is carried out by means of the locking screw 10, loosening the latter and turning the bolt 6 until the desired adjustment is achieved, by tightening the aforementioned locking screw 10 on the nut 7, so that when closing the cut 9, the diameter of the hole 8 will be logically reduced and with tighten it on bolt 6.
- the locking screw 10 can be complemented with a lock washer.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Scissors And Nippers (AREA)
- Harvester Elements (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/526,537 US8393084B2 (en) | 2007-02-16 | 2008-01-28 | Adjustment device for manual cutting tools |
EP20080718443 EP2110016B1 (en) | 2007-02-16 | 2008-01-28 | Adjustment device for manual cutting tools |
ES08718443.8T ES2512540T3 (es) | 2007-02-16 | 2008-01-28 | Dispositivo de ajuste en herramientas manuales de corte |
MX2009008432A MX2009008432A (es) | 2007-02-16 | 2008-01-28 | Dispositivo de ajuste en herramientas manuales de corte. |
PL08718443T PL2110016T3 (pl) | 2007-02-16 | 2008-01-28 | Urządzenie regulacyjne do ręcznych narzędzi tnących |
CN200880005047XA CN101657088B (zh) | 2007-02-16 | 2008-01-28 | 适于手动切削工具的调节装置 |
BRPI0807844A BRPI0807844B1 (pt) | 2007-02-16 | 2008-01-28 | dispositivo de ajuste para ferramentas manuais de corte |
HK10103718A HK1137902A1 (en) | 2007-02-16 | 2010-04-16 | Adjustment device for manual cutting tools |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES200700332U ES1064828Y (es) | 2007-02-16 | 2007-02-16 | Dispositivo de ajuste en herramientas manuales de corte |
ESU200700332 | 2007-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008099033A1 true WO2008099033A1 (es) | 2008-08-21 |
Family
ID=38326543
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/ES2008/000042 WO2008099033A1 (es) | 2007-02-16 | 2008-01-28 | Dispositivo de ajuste en herramientas manuales de corte |
Country Status (11)
Country | Link |
---|---|
US (1) | US8393084B2 (es) |
EP (1) | EP2110016B1 (es) |
CN (1) | CN101657088B (es) |
BR (1) | BRPI0807844B1 (es) |
CO (1) | CO6170401A2 (es) |
ES (2) | ES1064828Y (es) |
HK (1) | HK1137902A1 (es) |
MX (1) | MX2009008432A (es) |
PL (1) | PL2110016T3 (es) |
RU (1) | RU2440715C2 (es) |
WO (1) | WO2008099033A1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100107422A1 (en) * | 2007-02-16 | 2010-05-06 | Azpeitia Urrestarazu Jose Maria | Adjustment device for manual cutting tools |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6676905B2 (ja) * | 2015-09-14 | 2020-04-08 | マックス株式会社 | 電動はさみ |
CN107718056A (zh) * | 2017-09-30 | 2018-02-23 | 陈永 | 一种剪铗闭合锁定装置 |
AU2021104983A4 (en) | 2020-09-10 | 2021-09-30 | Techtronic Cordless Gp | Blade replacement mechanism of electric instrument |
US11497173B2 (en) * | 2021-01-07 | 2022-11-15 | Jiin Haur Industrial Co., Ltd. | Garden shears |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE493829A (es) * | ||||
US3237665A (en) * | 1964-05-04 | 1966-03-01 | Bass Henry James | Lock nuts, provided with pin apertures alignable to an infinite number of angular locking positions |
US6128943A (en) * | 1998-05-21 | 2000-10-10 | Lemmens; Joseph R. | Adjustment mechanism for hand tools |
WO2003080298A1 (es) * | 2002-03-20 | 2003-10-02 | Sun Chunxiao | Una tijera perfeccionada |
Family Cites Families (40)
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US280047A (en) * | 1883-06-26 | Lotus kully | ||
US474284A (en) * | 1892-05-03 | Shears | ||
US417031A (en) * | 1889-12-10 | Wick-trimmer | ||
US613687A (en) * | 1898-11-08 | Pivot-holder | ||
US326485A (en) * | 1885-09-15 | Shears | ||
US573075A (en) * | 1896-12-15 | Shears | ||
US663208A (en) * | 1899-09-14 | 1900-12-04 | William C Wrensch | Sectional nut. |
US838504A (en) * | 1905-08-25 | 1906-12-11 | Albert J Hammond | Pruning-shears. |
US846868A (en) * | 1906-04-17 | 1907-03-12 | Rudolph Sevic | Shears. |
US951236A (en) * | 1909-05-28 | 1910-03-08 | George M Crider | Tension device for shears. |
US1539826A (en) * | 1923-11-14 | 1925-06-02 | American Optical Corp | End-piece-clamping means |
US1857493A (en) * | 1929-02-28 | 1932-05-10 | William T D Campaigne | Thread chaser |
US1987935A (en) * | 1931-12-26 | 1935-01-15 | Charles H Herrick | Scissors and the like |
US1951581A (en) * | 1932-11-09 | 1934-03-20 | Maurice J Levy | Self-contained opening die |
GB700410A (en) * | 1950-10-18 | 1953-12-02 | Alice Edwards | Improvement in and relating to shear and scissor blades |
US2741843A (en) * | 1952-11-01 | 1956-04-17 | Acme Shear Company | Pivot connection for the blades of scissors or shears |
US2939215A (en) * | 1958-11-27 | 1960-06-07 | Gustav Putsch Fa C | Tongs with adjustable-friction joint |
US3602074A (en) * | 1968-06-05 | 1971-08-31 | Rocky Mountain Dental Products | Adjustable, self-aligning joint for pliers, shears and the like |
US3882599A (en) * | 1973-12-19 | 1975-05-13 | Raymond W Plum | Pruning shears |
US4104794A (en) * | 1977-08-15 | 1978-08-08 | The Raymond Lee Organization, Inc. | Scissors |
US4584770A (en) * | 1983-10-28 | 1986-04-29 | Cooper Industries, Inc. | Pinking shears with adjustable tip pressure |
US4556352A (en) * | 1984-08-08 | 1985-12-03 | American Snap Nut Association | Shaft-mounted snap lock assembly |
JPH0632720B2 (ja) * | 1988-10-21 | 1994-05-02 | 株式会社貝印刃物開発センター | 鋏における開閉中心部の構造 |
US4882959A (en) * | 1988-10-31 | 1989-11-28 | Top Kogyo Co., Ltd. | Hand tool |
GB8915844D0 (en) * | 1989-07-11 | 1989-08-31 | Hedley Purvis Ltd | Quick-fastening nut |
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CN2135912Y (zh) * | 1992-07-13 | 1993-06-16 | 龙口市下丁家园艺工具厂 | 一种省力剪枝剪 |
GB2337955B (en) * | 1998-06-03 | 2002-05-15 | Cheng Hsiung Shih | Shear device having double security mechanism |
GB9909523D0 (en) * | 1999-04-27 | 1999-06-23 | More Nicholas | Quick release nut |
TW501396U (en) * | 2000-12-04 | 2002-09-01 | Jiin Haur Ind Co Ltd | Improved structure of scissors for gardening use |
US6453561B1 (en) * | 2001-09-20 | 2002-09-24 | Chou Hwei-Rung | Effort-saving looping shears |
TWM241200U (en) * | 2003-08-28 | 2004-08-21 | Ming Chia Scissors Company Ltd | Improved structure for hairdressing scissors |
NL1028334C2 (nl) * | 2005-02-18 | 2006-08-21 | Holmatro Ind Equip | Scharnierboutconstructie met borging. |
ITMI20060100A1 (it) * | 2006-01-23 | 2007-07-24 | Consorzio Premax | Forbice con sistema di chiusura a rivetto perfezionato |
US7338246B2 (en) * | 2006-03-03 | 2008-03-04 | Roni Yaron Caspi | Split nut with magnetic coupling |
ES1064839Y (es) * | 2007-02-16 | 2007-08-01 | Bellota Herramientas Sa | Tope amortiguador para herramientas manuales de corte |
ES1064828Y (es) * | 2007-02-16 | 2007-08-01 | Bellota Herramientas Sa | Dispositivo de ajuste en herramientas manuales de corte |
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US20090056147A1 (en) * | 2007-09-05 | 2009-03-05 | Zeng Han Jhong | Scissors and tongs |
US20110203117A1 (en) * | 2010-02-25 | 2011-08-25 | Ho Cheng Garden Tools Co., Ltd. | Garden shear cutting head with a lubricated pivot |
-
2007
- 2007-02-16 ES ES200700332U patent/ES1064828Y/es not_active Expired - Lifetime
-
2008
- 2008-01-28 MX MX2009008432A patent/MX2009008432A/es active IP Right Grant
- 2008-01-28 ES ES08718443.8T patent/ES2512540T3/es active Active
- 2008-01-28 EP EP20080718443 patent/EP2110016B1/en active Active
- 2008-01-28 BR BRPI0807844A patent/BRPI0807844B1/pt active IP Right Grant
- 2008-01-28 PL PL08718443T patent/PL2110016T3/pl unknown
- 2008-01-28 US US12/526,537 patent/US8393084B2/en not_active Expired - Fee Related
- 2008-01-28 WO PCT/ES2008/000042 patent/WO2008099033A1/es active Application Filing
- 2008-01-28 CN CN200880005047XA patent/CN101657088B/zh active Active
- 2008-01-28 RU RU2009134318/13A patent/RU2440715C2/ru active
-
2009
- 2009-08-11 CO CO09083584A patent/CO6170401A2/es active IP Right Grant
-
2010
- 2010-04-16 HK HK10103718A patent/HK1137902A1/xx unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE493829A (es) * | ||||
US3237665A (en) * | 1964-05-04 | 1966-03-01 | Bass Henry James | Lock nuts, provided with pin apertures alignable to an infinite number of angular locking positions |
US6128943A (en) * | 1998-05-21 | 2000-10-10 | Lemmens; Joseph R. | Adjustment mechanism for hand tools |
WO2003080298A1 (es) * | 2002-03-20 | 2003-10-02 | Sun Chunxiao | Una tijera perfeccionada |
Non-Patent Citations (1)
Title |
---|
See also references of EP2110016A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100107422A1 (en) * | 2007-02-16 | 2010-05-06 | Azpeitia Urrestarazu Jose Maria | Adjustment device for manual cutting tools |
US8393084B2 (en) * | 2007-02-16 | 2013-03-12 | Bellota Herramientas, S.A. | Adjustment device for manual cutting tools |
Also Published As
Publication number | Publication date |
---|---|
RU2440715C2 (ru) | 2012-01-27 |
CN101657088A (zh) | 2010-02-24 |
ES2512540T3 (es) | 2014-10-24 |
BRPI0807844B1 (pt) | 2017-02-07 |
US20100107422A1 (en) | 2010-05-06 |
EP2110016A1 (en) | 2009-10-21 |
US8393084B2 (en) | 2013-03-12 |
ES1064828Y (es) | 2007-08-01 |
CO6170401A2 (es) | 2010-06-18 |
HK1137902A1 (en) | 2010-09-03 |
ES1064828U (es) | 2007-05-01 |
EP2110016B1 (en) | 2014-09-10 |
BRPI0807844A2 (pt) | 2014-06-03 |
RU2009134318A (ru) | 2011-03-27 |
PL2110016T3 (pl) | 2015-01-30 |
CN101657088B (zh) | 2013-03-27 |
EP2110016A4 (en) | 2013-06-26 |
MX2009008432A (es) | 2009-08-17 |
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