CN1658749A - 一种改进的用于植物切割器具中的切割线 - Google Patents
一种改进的用于植物切割器具中的切割线 Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/416—Flexible line cutters
- A01D34/4168—Constructional details of the flexible lines
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- 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
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
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Abstract
本发明涉及一种用于诸如灌木铲除机、切边机等植物切割器具中的切割线,该器具包括一个能够支撑该切割线的动力驱动的旋转切割头。该线在其长度上具有大致相同的截面形状。本发明的特征在于该线具有一个主体(10),在切割方向上测得的宽高比约大于1.2小于2。本发明的切割线具有良好的空气穿透性,且可以降低操作噪音,同时保证良好的强度。
Description
本发明一般涉及植物切割器具,特别是灌木铲除机。
近年来,已经研制出了各种不同类型的切割线或丝,其可安装在一个由电动机或热机驱动的切割头上,从而使该切割头的高速旋转驱动这些切割线,所述切割线在离心力的作用下倾向于延伸成直线。这些线通常是由聚酰胺挤出体制成的。
由于这种老式的线是圆形截面的且在整个长度上都是光滑的,现在我们已经研制出一种具有变截面的线,其设计成用以提高切割质量(具有边缘等)和/或提高该线的寿命,和/或设计成通过控制扰动来降低器具操作时的噪音。
因此,该线在其全长上具有边缘、槽、锯齿或者其它的局部变形。
此外,还有一种叫气动弦的线,例如为飞机翼型、水滴形、或椭圆形(例如参见US-A-5761816)的形状。
这种线在空气穿透性方面具有相当的优势:发动机只需较小的功率,和/或耗能少,噪音小,总而言之具有更高的切割效率。
然而这种线由于高度有限,所以很脆,因而带来了一些不便。具体来说,这种截面的线的累积转速增加了作用在植物上的打击强度,而这种线的较小的高度显著增加了断裂的危险。因此,这种线在大型作业中的使用受到有限。
本发明的目的是提供一种新型的线,其在空气穿透性方面与这些现有截面的线具有类似的优势,且其更结实从而能更好的在大型作业中应用。
因此,本发明提供了一种用于例如灌木铲除机、切边机等植物切割器具中的切割线,该器具包括一个可支撑刀片的旋转切割头;该刀片具有一定截面形状,且在长度上是均匀的,其特征在于其具有一个主体,该主体在切割方向上测得的宽度与高度的比约大于1.2而小于2。
优选地,但不限制地,根据本发明的切割线具有下述特点:
-该线具有一个作用切割边(live cutting edge),或者具有一个大致平的工作面,或者一个圆的工作面,或者一个齿形工作区域。
-该线或者是整体式的,或者由一种基本材料制成的所述主体构成,或者由与第一种材料不同的第二种材料制成的一个或多个切割附件组成,在这种情况下该线的宽高比是在主体上测量的;在后者的情况下,该主体与该切割附件优选由共挤塑制成。
-该线包括置于该主体两侧的两个切割附件。
本发明还提供了用于例如灌木铲除机、切边机等植物切割器具中的切割组件,其包括一个旋转切割头和至少一个上文所述的切割线,该切割线从该切割头上伸出并保持在一特定的方向上。
最后,本发明提供了一种例如灌木铲除机、切边机等植物切割器具,其特征在于其包括一个如权利要求10所述的切割组件,和一个驱动所述切割组件旋转的发动机。
这种切割组件的某些优选的但非限制性的特点如下所述:
本发明其它的特点、目的以及优点将通过阅读下文关于本发明优选实施例的详细说明而变得更清楚,这些实施例是以非限制性方式并参照附图给出的,其中:
图1至7示出了根据本发明的切割线的各种截面形状。
首先,参照图1,其示意性地示出了一种用于植物切割器具(切边机、灌木铲除机(descrambling machine)等)的切割线或丝10,通常由聚酰胺挤出体制成。
这里给出的根据第一实施例的线在其全长上具有同一截面,为不规则的六角形。更具体地说,具有两个之间夹角约为90度的侧面11a、11b,而另两个面11c、11d的夹角约为45度,其上下对称,还有两个水平的连接面11e、11f,分别位于顶部和底部。处于一侧的一对面11a、11b以及处于另一侧的一对面11c、11d构成了用于植物剪切的作用边。
该线的宽度L与高度H的比约为大于1.2且小于2,此处值约为1.6。实际上,我们已证明这种范围内的值可以具有较好的气动性能,且具有上文提到过的优点,且同时具有较好的强度;所有这些都改善了作用边的切割效率。
图2示出了本发明的第二实施例,线10为菱形截面(losangesection),其两个面12a、12b确定了第一切割边,而两个相对的面12c、12d确定了第二切割边。该线的宽与高的比为1.8。
图3代表了本发明线的第三实施例,其截面为矩形。其两个平面13a、13b中的一个面接触植物,产生一种压碎的作用效果。该线的顶面和底面13c、13d是相同的。此外,该线在这里代表了给定高度和宽度的最大的横截面;其强度是最大的,从而补偿了没有切割刃(cuttingsplicer)的损失。
在此实例中线的宽高比约为1.65。
图4中示出了根据本发明的第四实施例。其为卵形截面,具有两个侧面的工作圆边14a、14b以及两个平的顶面和底面14c、14d。
相对于图3所示的实施例,第四实施例在对强度没有显著影响的情况下提高了气动性能及切割效率。
此实施例的线的宽高比为1.6。
图5示出了第五实施例,其横截面基本上是一个椭圆形,具有两个植物切入区域(plant attack regions)15a、15b,植物切入区域15a、15b弯曲程度比顶部区域15c和底部区域15d更显著。
图6示出了根据本发明切割线的一个实施例,其由两种材料制成。主体10是由例如普通的聚酰胺制成,且具有一个大致为带有水平长轴的椭圆形截面,其两端被两个垂直面16a、16b横向截去。该垂直平面由一个圆顶面16c和一个圆底面16d互相连接。
该线还包括两个翼部21、22,其优选由一种材料,例如聚酰胺或共聚多酰胺共挤塑制成,该材料比主体10的材料更坚固;该翼部具有在切割齿平面上的三角形截面,其分别从面16a、16b上伸出,该三角形截面具有上倾面和一个下倾面,分别为翼21上的21a、21b以及翼22上的22a、22b。该连续的齿由一些圆形的凹口21c、22c分隔开,其可通过构形滚珠作用在挤出加工过程中的局部固化材料来制成,或者通过在该固化材料上切口制成。
在此实施例中,只考虑主体10的宽高比,其约为1.35。
需注意到现在为止所描述的本发明实施例均为对称的,也就是说该线具有两个相同的作用区域。显然,当将该线在切割头上保持为一给定的方向时,若其第一工作区域磨损了,则可以翻转该线的位置。
图7示出了本发明的第七实施例,其中线的主体10具有一个排气区域(aerodynamic leak region),具有两个连成了一个主动排气边(liveleak edge)的倾斜面17a、17b,以及一个圆的冲击区域17e,其通过两个较小曲率的顶面17c、底面17d与两个排气面17a、17b相连。该冲击面17e支撑由共挤塑制成的一个齿形工作段20,其在齿平面上具有一个带有上倾面20a、下倾面20b的三角形横截面,以及分隔齿部的凹口20c。
在该例中,主体10的宽高比约为1.55。
这种线在气动性、强度以及切割效率方面具有良好的综合性能。
需指出对于这里给出的本发明的所有线,切割器具的头部上都配备有固定装置或将切割线保持在工作方向上的装置,即该线横截面的长轴沿水平方向或基本水平方向延伸。
当然,可以对本发明做出各种变型。
首先,根据本发明的线可以包括任意的变形、槽、筋等等。这通常用于减小工作噪音。
其次,根据本发明的线可以由两种不同的材料,通过例如共挤塑制成,或者附加地在整体式切割线上涂覆一种具有特定功能例如抗磨损的涂层。
此外,根据本发明的各种切割线可以配备有夹具(fixtures),其在两侧区域的至少之一上具有切割齿。在这些夹具两侧结构一样的情况下,该线可以在一个方向或者另一个方向上使用,或者先在一个方向上然后再在一个方向上使用。
此外,取决于线的直径,该线既可以作为一个具有特定长度单独的线来使用(大直径的线,用于大型作业),或者作为自动绕线器上的绕线来使用(小直径的线,用于草皮)。特别地,取决于不同的应用,该线的截面可以为2到20mm2。
Claims (11)
1.一种用于诸如灌木铲除机、切边机等植物切割器具中的切割线,该器具包括一个由电动机驱动的、能够支撑该切割线的旋转切割头;该线在其长度上具有大致相同的截面形状,其特征在于在切割方向上测得的宽度与高度的比约大于1.2而小于2。
2.如权利要求1所述的切割线,其特征在于其具有一个作用切割边(11a,11b;11c,11d;12a,12b;12c,12d)。
3.如权利要求1所述的切割线,其特征在于其具有一个大致水平的工作面(13a,13b)。
4.如权利要求1所述的切割线,其特征在于其具有一个圆的工作面(14a,14b;15a,15b)。
5.如权利要求1所述的切割线,其特征在于其具有一个带齿的工作区域(21,22;20)。
6.如权利要求1至5所述的切割线,其特征在于其为整体式的。
7.如权利要求1至5所述的切割线,其特征在于其由第一种材料制成的所述主体(10)和多个由第二种材料制成的切割附件(21,22;20)组成,第二种材料与第一种材料不同,且该线的宽高比是在主体上测量的。
8.如权利要求7所述的切割线,其特征在于该主体(10)和该切割附件(21,22;20)是由共挤塑制成的。
9.如权利要求7或8所述的切割线,其特征在于其包括置于主体(10)两侧上的两个切割附件(21,22)。
10.用于诸如灌木铲除机、切边机等植物切割器具中的切割组件,其包括一个旋转切割头和至少一个如权利要求1至9中任意一项所述的切割线,该切割线从该切割头上伸出并保持在一个特定的方向上。
11.诸如灌木铲除机、切边机等植物切割器具,其特征在于其包括一个如权利要求10所述的切割组件,和一个驱动所述切割组件旋转的发动机。
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PCT/FR2002/001959 WO2003103372A1 (fr) | 2002-06-07 | 2002-06-07 | Nouvel ensemble de coupe et nouveau filament de coupe pour un appareil de coupe de vegetaux |
FRPCT/FR02/01959 | 2002-06-07 |
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CN1658749A true CN1658749A (zh) | 2005-08-24 |
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CN02829287.1A Pending CN1638619A (zh) | 2002-06-07 | 2002-06-07 | 用于植物切割设备中的新型切割单元及切割线 |
CN038132133A Pending CN1658749A (zh) | 2002-06-07 | 2003-06-10 | 一种改进的用于植物切割器具中的切割线 |
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CN02829287.1A Pending CN1638619A (zh) | 2002-06-07 | 2002-06-07 | 用于植物切割设备中的新型切割单元及切割线 |
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EP (2) | EP1511372B1 (zh) |
JP (2) | JP2005528900A (zh) |
CN (2) | CN1638619A (zh) |
AT (2) | ATE476095T1 (zh) |
AU (2) | AU2002317234A1 (zh) |
BR (2) | BR0215764A (zh) |
CA (2) | CA2488555A1 (zh) |
DE (2) | DE60237238D1 (zh) |
ES (1) | ES2348790T3 (zh) |
RU (1) | RU2314670C2 (zh) |
WO (2) | WO2003103372A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109561654A (zh) * | 2016-07-22 | 2019-04-02 | 齐藤捻丝株式会社 | 割草线及其制造方法 |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR0117118A (pt) * | 2001-09-03 | 2004-09-28 | Speed France | Fio de corte para cortadores de grama e aparadores de bordas |
EP1511372B1 (fr) * | 2002-06-07 | 2010-08-04 | Speed France S.A.S. | Nouvel ensemble de coupe et nouveau filament de coupe pour un appareil de coupe de vegetaux |
FR2850239B1 (fr) * | 2003-01-23 | 2005-10-21 | Speed France | Tete de coupe pour debroussailleuse, coupe-bordures ou analogue |
FR2850237B1 (fr) * | 2003-01-23 | 2005-10-21 | Speed France | Tete de coupe pour debroussailleuse, coupe-bordures ou analogue |
FR2850238B1 (fr) * | 2003-01-23 | 2005-10-21 | Speed France | Tete de coupe pour debroussailleuse, coupe-bordures ou analogue |
FR2850236B1 (fr) * | 2003-01-23 | 2005-10-21 | Speed France | Tete de coupe debroussailleuse, coupe-bordures ou analogue |
FR2854764B1 (fr) * | 2003-05-14 | 2006-06-23 | Speed France | Nouveau fil de coupe pour appareils tels que taille-bordures ou debroussailleuses |
SE0302176D0 (sv) * | 2003-08-07 | 2003-08-07 | Electrolux Ab | Eyelet for a trimmer head |
EP1708556B1 (fr) * | 2004-01-19 | 2009-12-30 | Speed France S.A.S. | Procede de fabrication de filaments de coupe de vegetaux et filaments de coupe de vegetaux |
US20050172501A1 (en) * | 2004-02-10 | 2005-08-11 | Robert L. Phillips (50%) | Trimmer line and method of manufacture |
FR2866782B1 (fr) * | 2004-03-01 | 2007-07-20 | Speed France | Filament de coupe reduisant le bruit pour appareil de coupe de vegetaux |
FR2881022B1 (fr) * | 2005-01-24 | 2007-04-06 | Speed France Sa | Filament de coupe de composition amelioree pour coupe-bordures, debroussailleuses, etc. |
GB2441102A (en) * | 2006-08-22 | 2008-02-27 | Easytrim Ltd | Rotary head assembly |
DE102009050593A1 (de) * | 2009-10-24 | 2011-04-28 | Andreas Stihl Ag & Co. Kg | Mähfaden für einen Freischneider und Verfahren zur Herstellung eines solchen Mähfadens |
US8109176B1 (en) * | 2010-04-14 | 2012-02-07 | Kooima Company | Cutting elements with serrated cutting edge |
JP3165107U (ja) * | 2010-10-18 | 2011-01-06 | 豊 粟野 | ナイロンコード式刈払機用カッターヘッド |
US20120219761A1 (en) * | 2010-12-22 | 2012-08-30 | Arnaud Legrand | Trimmer line |
US20140329623A1 (en) * | 2013-05-02 | 2014-11-06 | Diadem Sports, LLC | String for sports racquet and sports racquet with improved string |
EP2923548B1 (en) * | 2014-03-26 | 2016-12-07 | Speed France S.A.S. | Cutting monofilament for a vegetation cutting machine and process of manufacturing such a monofilament |
JP6453438B2 (ja) * | 2015-03-02 | 2019-01-16 | 三洋テグス株式会社 | 草刈り用コード、草刈り用コード製造方法 |
USD760300S1 (en) * | 2015-06-19 | 2016-06-28 | Andreas Stihl Ag & Co. Kg | Mowing line |
US10070582B2 (en) | 2016-04-20 | 2018-09-11 | Tti (Macao Commercial Offshore) Limited | String trimmer head |
US10631458B2 (en) * | 2016-12-29 | 2020-04-28 | Aero-Flex Technologies, Inc. | Multi-zone cutter elements for grass trimmers, rotary mowing, and other heavy vegetation cutting applications |
US10470367B2 (en) * | 2017-02-23 | 2019-11-12 | Rex A. Eiserer | Cutting web |
CN108012650A (zh) * | 2017-11-22 | 2018-05-11 | 张春玲 | 一种割草绳 |
JP7096706B2 (ja) * | 2018-05-28 | 2022-07-06 | 株式会社マキタ | カッターコードおよび作業機 |
JP7159091B2 (ja) * | 2019-03-22 | 2022-10-24 | 株式会社マキタ | コードホルダおよび作業機 |
USD1013469S1 (en) * | 2019-03-28 | 2024-02-06 | Aero-Flex Technologies, Inc. | Trimmer line blade |
USD992989S1 (en) * | 2022-02-11 | 2023-07-25 | Aero-Flex Technologies, Inc. | Trimmer line blade |
US11044852B2 (en) | 2019-05-21 | 2021-06-29 | Kooima Ag, Inc. | Agricultural knife with primary and secondary serrations |
US20220022373A1 (en) * | 2020-07-21 | 2022-01-27 | Speed France Sas | Monofilament for cutting vegetation |
ES2906676A1 (es) * | 2020-10-15 | 2022-04-19 | Int S A | Procedimiento de fabricacion monofilamento de corte perfil oval retorcido |
USD999604S1 (en) * | 2022-09-14 | 2023-09-26 | Guilian Wang | String trimmer accessory |
Family Cites Families (106)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US358535A (en) * | 1887-03-01 | Thill-coupling | ||
US376078A (en) * | 1888-01-10 | Stephen w | ||
US376739A (en) * | 1888-01-24 | David goldstein | ||
US2434533A (en) * | 1945-05-24 | 1948-01-13 | Paul D Wurzburger | Imitation filaments, ropes, yarns, and the like |
US3066366A (en) * | 1960-12-08 | 1962-12-04 | American Viscose Corp | Binding device |
CH521459A (fr) * | 1970-03-20 | 1972-04-15 | Sobico Inc | Fil textile et procédé pour sa fabrication |
US4104797A (en) * | 1971-12-13 | 1978-08-08 | Weed Eater, Inc. | Rotary cutting assembly |
US4067108A (en) * | 1971-12-13 | 1978-01-10 | Weed Eater, Inc. | Rotary cutting assembly |
US3826068A (en) * | 1971-12-13 | 1974-07-30 | G Ballas | Rotary cutting assembly |
US3708967A (en) * | 1971-12-13 | 1973-01-09 | T Geist | Rotary cutting assembly |
US4035912A (en) * | 1971-12-13 | 1977-07-19 | Weed Eater, Inc. | Rotary cutting assembly |
US4054992A (en) * | 1974-05-30 | 1977-10-25 | Weed Eater, Inc. | Rotary cutting assembly |
US4126990A (en) * | 1976-08-18 | 1978-11-28 | Roper Corporation | Cutter disc assembly for rotary lawn mower |
JPS5250111Y2 (zh) * | 1975-10-15 | 1977-11-14 | ||
AU502953B2 (en) | 1976-04-07 | 1979-08-16 | White Consolidated Industries, Inc. | Cord mower |
US4062114A (en) | 1976-05-07 | 1977-12-13 | Woodrow Wilson Luick | Vegetation cutting apparatus |
US4172322A (en) * | 1976-07-19 | 1979-10-30 | Weed Eater, Inc. | Rotary cutting assembly |
CA1079075A (en) | 1976-07-19 | 1980-06-10 | George C. Ballas | Rotary cutting assembly |
US4054993A (en) * | 1976-09-20 | 1977-10-25 | Kamp Walter B | Rotary cutting assembly having novel flail |
US4186239A (en) * | 1976-12-06 | 1980-01-29 | Berkley & Company, Inc. | Monofilament weed cutters |
US4118865A (en) * | 1977-01-14 | 1978-10-10 | Mcgraw-Edison Company | Assembly for removably attaching flexible cutting line element in grass trimmer |
US4095465A (en) * | 1977-03-25 | 1978-06-20 | The Goodyear Tire & Rubber Company | Testing adhesion of cord or wire in rubber |
US4209902A (en) * | 1977-12-19 | 1980-07-01 | Emerson Electric Co. | Apparatus for cutting vegetation |
US5276968A (en) * | 1978-03-30 | 1994-01-11 | White Consolidated Industries, Inc. | Apparatus for cutting vegetation |
US4835867A (en) * | 1984-07-16 | 1989-06-06 | White Consolidated Industries, Inc. | Apparatus for cutting vegetation |
US4852258A (en) * | 1981-03-19 | 1989-08-01 | White Consolidated Industries, Inc. | Apparatus for cutting vegetation |
US4185381A (en) * | 1978-07-17 | 1980-01-29 | Palmieri John P | Rotary nylon line vegetation cutter |
US4199926A (en) * | 1978-10-19 | 1980-04-29 | Petty Richard H | Grass cutter and mulcher for rotary lawn mower |
US4367587A (en) * | 1978-11-07 | 1983-01-11 | Kilmer Lauren G | Filament vegetation trimmer |
US4282653A (en) * | 1979-01-15 | 1981-08-11 | The Toro Company | Cutting element for vegetation line trimmers |
US4271595A (en) * | 1979-07-26 | 1981-06-09 | Hawaiian Motor Company | Housing and cutting line assembly for vegetation cutting apparatus |
US4238866A (en) | 1979-08-14 | 1980-12-16 | Taylor Nelson D | Rain gutter cleaning device |
US4301642A (en) * | 1980-02-11 | 1981-11-24 | Thurber Stephen H | Safety rotor for mower |
US4335510A (en) * | 1980-06-18 | 1982-06-22 | Black & Decker, Inc. | String trimmer |
US4411069A (en) * | 1980-10-22 | 1983-10-25 | Mcculloch Corporation | Spoolless string trimmer head |
US4362007A (en) | 1981-06-24 | 1982-12-07 | Kennedy Merrill V | Cutting head assembly for a rotary motor |
US4726176A (en) * | 1985-10-24 | 1988-02-23 | Mcgrew David L | Rotary mower cutter means |
US4685279A (en) * | 1986-01-17 | 1987-08-11 | Gullett Bradley T | Weed trimmer |
USD303603S (en) * | 1986-04-01 | 1989-09-26 | Dart Industries Inc. | Cake slicer or the like |
US4869055A (en) * | 1987-01-23 | 1989-09-26 | Omark Industries, Inc. | Star-shaped flexible cutting line |
US4756146A (en) * | 1987-02-18 | 1988-07-12 | Snapper Power Equipment Division Of Fuqua Industries, Inc. | String trimmer head and method |
US4905465A (en) * | 1989-05-08 | 1990-03-06 | Trim-A-Lawn Corporation | Rotary cutting member for use with lawn mowers and the like |
CA1308036C (en) * | 1989-08-30 | 1992-09-29 | Sam Galper | Modular settling plate |
US5048278A (en) * | 1989-09-18 | 1991-09-17 | Trim-A-Lawn | Rotary cutting member for use with lawn mowers and the like |
DE4005879C1 (zh) * | 1990-02-24 | 1991-03-21 | Fa. Andreas Stihl, 7050 Waiblingen, De | |
WO1992020853A2 (en) * | 1991-05-20 | 1992-11-26 | Allied-Signal, Inc. | Product and process improvement of coated polymeric monofilament |
USD364079S (en) * | 1992-02-12 | 1995-11-14 | Shakespeare Company | Cutting line for a rotating line trimmer |
USD358535S (en) | 1992-09-30 | 1995-05-23 | Shakespeare Company | Cutting line for a rotating line trimmer |
US5430943A (en) * | 1992-12-10 | 1995-07-11 | Lee; Anthony L. | Unitary cutting attachment for vegetation cutting devices |
US5749148A (en) * | 1993-12-22 | 1998-05-12 | The Toro Company | Filament trimmer head |
JPH07184446A (ja) * | 1993-12-27 | 1995-07-25 | Dia Totsupukk | 樹脂製回転草刈り刃 |
US5398416A (en) * | 1994-01-03 | 1995-03-21 | Mackey; Robert T. | Universal string trimmer replacement head |
US5433006A (en) * | 1994-01-28 | 1995-07-18 | Komatsu Zenoah Company | Mowing apparatus |
DE4411002A1 (de) * | 1994-03-30 | 1995-10-05 | Bosch Gmbh Robert | Gerät zum Schneiden von Pflanzen |
US5524350A (en) * | 1994-07-15 | 1996-06-11 | Glassmaster Company | Cutting line filled with inorganic grit material |
DE9412925U1 (de) * | 1994-08-11 | 1995-12-14 | Dolmar GmbH, 22045 Hamburg | Mähfaden für Freischneidegeräte |
US5463815A (en) * | 1994-09-12 | 1995-11-07 | Robert L. Phillips | Ribbed flexible cutting line |
US5836227A (en) * | 1995-03-31 | 1998-11-17 | Dees, Jr.; John M. | Weed cutter head |
USD379052S (en) * | 1995-05-25 | 1997-05-06 | Shakespeare Company | Cutting line for a rotating line trimmer |
USD376078S (en) | 1995-08-18 | 1996-12-03 | Shakespeare Company | Cutting line for a rotating line trimmer |
US5713191A (en) * | 1995-08-23 | 1998-02-03 | Gopher Products, Llc | Monofilament line based cutter assembly |
USD376739S (en) | 1995-09-12 | 1996-12-24 | Shakespeare Company | Cutting line for a rotating line trimmer |
SE506192C2 (sv) * | 1996-04-03 | 1997-11-17 | Electrolux Ab | Trimmertråd till gräsröjningsmaskiner |
US6032442A (en) * | 1995-12-04 | 2000-03-07 | Paolo; David A. | Landscaping trimmer attachment |
EP0784919B1 (en) * | 1995-12-18 | 2001-11-28 | ACTIVE srl | An improved cutting head particularly for nylon-cord type mowers |
GB9606155D0 (en) * | 1996-03-23 | 1996-05-29 | Gripple Ltd | Devices for clamping wires etc |
US5996233A (en) | 1996-05-31 | 1999-12-07 | Morabit; Vincent D. | String and string trimmer operation |
US5761816A (en) * | 1996-05-31 | 1998-06-09 | Morabit; Vincent D. | Aerodynamic cutting string |
IT1286137B1 (it) * | 1996-06-28 | 1998-07-07 | Davide Civalleri | Testa di taglio per attrezzo di taglio a filo, in particolare tagliaerba |
US5758424A (en) * | 1996-08-23 | 1998-06-02 | Iacona; Fernando R. | Head for string trimmer |
US6148523A (en) * | 1997-02-14 | 2000-11-21 | Ryobi North America, Inc. | Line feed mechanism for a line trimmer |
FR2760596B1 (fr) * | 1997-03-14 | 1999-04-02 | Speed France | Fil de coupe composite pour debroussailleuses et taille-bordures |
US5852876A (en) | 1997-04-09 | 1998-12-29 | Sufix Usa, Inc. | Vegetation trimmer head |
US6119350A (en) * | 1997-05-23 | 2000-09-19 | Trim-A-Lawn Corporation | Rotary cutting member for lawn trimmers |
US6094823A (en) * | 1997-07-23 | 2000-08-01 | Jenn Feng Industrial Company, Ltd. | Method and apparatus for anchoring flails on a string trimmer |
FR2766324B1 (fr) * | 1997-07-23 | 1999-10-22 | Speed France | Fil de coupe a degradabilite amelioree pour debroussailleuses et taille-bordures |
US5901448A (en) * | 1997-08-29 | 1999-05-11 | Lingerfelt; Larry G. | String trimmer head |
US5979064A (en) * | 1997-09-17 | 1999-11-09 | Deere & Company | String trimmer with fixed string head |
US5891288A (en) * | 1997-09-23 | 1999-04-06 | Proulx Manufacturing, Inc. | Process for forming double-strand edged monofilament line for use in line trimmers |
US6314848B2 (en) * | 1998-02-17 | 2001-11-13 | Vincent D. Morabit | Self-contained flexible aerodynamic cutting element with matching head |
EP1056327B1 (en) * | 1998-02-20 | 2004-06-02 | Black & Decker Inc. | Combination string and blade trimmer with auxiliary blower function |
US6018840A (en) * | 1998-03-09 | 2000-02-01 | Gillette Canada Inc. | Notched dental hygiene article |
US6035618A (en) * | 1998-03-19 | 2000-03-14 | Robert L. Phillips | Fixed-line trimmer head |
US5890352A (en) * | 1998-05-04 | 1999-04-06 | Molina; Luis | Rotary cutting assembly |
US6240653B1 (en) * | 1998-05-20 | 2001-06-05 | Acumuladores Mexicanos, S.A. De C.V. | Gas-blowing device for cleaning and drying a plurality of plate lug surfaces for producing pore-free cast-on-strap joints for lead-acid batteries |
FR2789094B1 (fr) * | 1999-02-03 | 2001-05-25 | Speed France | Fil de coupe ou fil de peche en matiere synthetique |
FR2793648B1 (fr) * | 1999-05-20 | 2001-08-17 | Speed France | Fil de coupe silencieux pour debroussailleuses et taille-bordures |
FR2794338B1 (fr) * | 1999-09-15 | 2002-02-01 | Speed France | Tete de coupe pour debroussailleuse ou taille-bordures |
US6401344B1 (en) * | 1999-09-21 | 2002-06-11 | Mark R. Moore | Head for line trimming apparatus |
US7111403B2 (en) * | 1999-09-21 | 2006-09-26 | Moore Mark R | Head for line trimming apparatus |
US6347455B2 (en) * | 1999-12-20 | 2002-02-19 | Murray, Inc. | String trimmer head |
US6434837B1 (en) * | 2000-02-29 | 2002-08-20 | Robert Philips | Twisted trimmer line |
US6560878B2 (en) * | 2000-04-12 | 2003-05-13 | Shakespeare Company, Llc | Multi-component, extruded vegetation cutting line |
US20020029483A1 (en) * | 2000-08-11 | 2002-03-14 | Price Joseph E. | Multipurpose rotary cutting tool having interchangeable heads |
US20020073556A1 (en) * | 2000-12-15 | 2002-06-20 | Robert L. Phillips | Top loading fixed line trimmer head |
CA2454835C (en) * | 2001-08-17 | 2004-11-09 | Torvian, Inc. | Vegetation trimmer apparatus |
US6910277B2 (en) * | 2001-08-29 | 2005-06-28 | Proulx Manufacturing, Inc. | Noise attenuating flexible cutting line for use in rotary vegetation trimmers and method of manufacture |
BR0117118A (pt) * | 2001-09-03 | 2004-09-28 | Speed France | Fio de corte para cortadores de grama e aparadores de bordas |
US6519857B1 (en) * | 2001-11-21 | 2003-02-18 | Proulx Manufacturing, Inc. | Fixed line head for flexible line rotary trimmers |
US6928741B2 (en) * | 2001-11-21 | 2005-08-16 | Proulx Manufacturing, Inc. | Fixed line head for flexible line rotary trimmers |
EP1511372B1 (fr) * | 2002-06-07 | 2010-08-04 | Speed France S.A.S. | Nouvel ensemble de coupe et nouveau filament de coupe pour un appareil de coupe de vegetaux |
FR2854764B1 (fr) * | 2003-05-14 | 2006-06-23 | Speed France | Nouveau fil de coupe pour appareils tels que taille-bordures ou debroussailleuses |
US6944956B1 (en) * | 2003-06-05 | 2005-09-20 | Robert Phillips | Fixed-line trimmer head |
US20050091389A1 (en) * | 2003-10-27 | 2005-04-28 | Qi Emily H. | Media access control architecture |
US20050172501A1 (en) * | 2004-02-10 | 2005-08-11 | Robert L. Phillips (50%) | Trimmer line and method of manufacture |
US7257898B2 (en) * | 2004-04-16 | 2007-08-21 | Kwik Products, Inc. | Cutting head for string trimmer |
-
2002
- 2002-06-07 EP EP02745501A patent/EP1511372B1/fr not_active Expired - Lifetime
- 2002-06-07 ES ES02745501T patent/ES2348790T3/es not_active Expired - Lifetime
- 2002-06-07 JP JP2004510513A patent/JP2005528900A/ja active Pending
- 2002-06-07 BR BR0215764-0A patent/BR0215764A/pt not_active IP Right Cessation
- 2002-06-07 WO PCT/FR2002/001959 patent/WO2003103372A1/fr active Application Filing
- 2002-06-07 AU AU2002317234A patent/AU2002317234A1/en not_active Abandoned
- 2002-06-07 CA CA002488555A patent/CA2488555A1/fr not_active Abandoned
- 2002-06-07 CN CN02829287.1A patent/CN1638619A/zh active Pending
- 2002-06-07 DE DE60237238T patent/DE60237238D1/de not_active Expired - Lifetime
- 2002-06-07 AT AT02745501T patent/ATE476095T1/de not_active IP Right Cessation
-
2003
- 2003-06-10 CN CN038132133A patent/CN1658749A/zh active Pending
- 2003-06-10 JP JP2004510514A patent/JP2006506963A/ja active Pending
- 2003-06-10 DE DE60329005T patent/DE60329005D1/de not_active Expired - Lifetime
- 2003-06-10 AT AT03757132T patent/ATE440486T1/de not_active IP Right Cessation
- 2003-06-10 AU AU2003255651A patent/AU2003255651A1/en not_active Abandoned
- 2003-06-10 RU RU2004138823/12A patent/RU2314670C2/ru active
- 2003-06-10 WO PCT/FR2003/001727 patent/WO2003103373A1/fr active Application Filing
- 2003-06-10 CA CA002488835A patent/CA2488835A1/fr not_active Abandoned
- 2003-06-10 EP EP03757132A patent/EP1551215B1/fr not_active Expired - Lifetime
- 2003-06-10 BR BR0311833-9A patent/BR0311833A/pt not_active IP Right Cessation
-
2004
- 2004-12-07 US US11/006,080 patent/US7543387B2/en not_active Expired - Fee Related
- 2004-12-07 US US11/006,110 patent/US7370424B2/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109561654A (zh) * | 2016-07-22 | 2019-04-02 | 齐藤捻丝株式会社 | 割草线及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2005528900A (ja) | 2005-09-29 |
WO2003103373A8 (fr) | 2004-05-27 |
US7543387B2 (en) | 2009-06-09 |
DE60237238D1 (de) | 2010-09-16 |
EP1511372B1 (fr) | 2010-08-04 |
EP1511372A1 (fr) | 2005-03-09 |
WO2003103372A1 (fr) | 2003-12-18 |
CA2488835A1 (fr) | 2003-12-18 |
JP2006506963A (ja) | 2006-03-02 |
EP1551215B1 (fr) | 2009-08-26 |
AU2002317234A1 (en) | 2003-12-22 |
ATE476095T1 (de) | 2010-08-15 |
US20050188547A1 (en) | 2005-09-01 |
EP1551215A1 (fr) | 2005-07-13 |
RU2004138823A (ru) | 2005-06-27 |
ES2348790T3 (es) | 2010-12-14 |
US20050081389A1 (en) | 2005-04-21 |
CN1638619A (zh) | 2005-07-13 |
RU2314670C2 (ru) | 2008-01-20 |
BR0311833A (pt) | 2005-03-29 |
WO2003103373A1 (fr) | 2003-12-18 |
AU2003255651A1 (en) | 2003-12-22 |
DE60329005D1 (de) | 2009-10-08 |
ATE440486T1 (de) | 2009-09-15 |
US7370424B2 (en) | 2008-05-13 |
BR0215764A (pt) | 2005-04-12 |
CA2488555A1 (fr) | 2003-12-18 |
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