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Publication numberCN102135057 A
Publication typeApplication
Application numberCN 201110034767
Publication date27 Jul 2011
Filing date25 Jan 2011
Priority date26 Jan 2010
Also published asCA2728935A1, CA2728935C, EP2347864A1, US20110180582
Publication number201110034767.2, CN 102135057 A, CN 102135057A, CN 201110034767, CN-A-102135057, CN102135057 A, CN102135057A, CN201110034767, CN201110034767.2
Inventors吉恩-迈克尔德赫弗东, 皮埃尔科代罗
Applicant技术发明和探索公司Spit
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Pressure-temperature graph and fuel rod, fuel-transfer device and tool for manual attachment with pressure sensor
CN 102135057 A
Abstract
The present invention discloses a pressure-temperature graph and fuel rod, fuel-transfer device and tool for manual attachment with pressure sensor, which comprises an assembly. The assembly comprises a fuel cartridge (30), for driving fastening elements in an internal combustion engine hand tool (10), and at least an abacus relative to a fuel of a plurality of curves representing the pressure of said fuel as a function of the temperature thereof and relating to a same plurality of filling rates of said fuel in the cartridge. The cartridge comprises a pressure sensor (70) adapted for measuring the fuel pressure in the cartridge. The fastening tool comprises, between a transferring device and the housing of the cartridge, a pressure sensor adapted for measuring the fuel pressure.
Claims(6)  translated from Chinese
1. 一种燃料筒组件(30),用于驱动内燃机手持工具(10)中的紧固元件,以及至少一个曲线图,所述曲线图是关于燃料(38)的多个曲线(F1-F5),所述多个曲线代表该燃料的压力作为燃料温度的函数,且所述多个曲线(Fl-ra)与燃料筒(30)中所述燃料的同样数量的多个填充率相关。 A fuel assembly (30), an internal combustion engine for driving the hand-tool (10) in the fastening element, and at least one graph, the graph is a graph with respect to a plurality of fuel (38) (F1-F5 ), the plurality of curve represents the pressure of the fuel as a function of fuel temperature, and the plurality of curves (Fl-ra) in a plurality of the fuel filling rate associated with the same amount of fuel cylinder (30).
2.根据权利要求1所述的组件,具有一系列曲线图,该一系列曲线图与能够装入燃料筒的一系列不同的燃料有关。 2. The assembly according to claim 1, having a series of graphs, which can be loaded with a series of graphs canister series of different fuels.
3. 一种燃料筒(30),所述燃料筒用于驱动内燃机手持工具(10)中的紧固元件,其特征在于包括适用于测量所述燃料筒(30)中的燃料压力的压力传感器(70)。 3. A fuel cartridge (30), an internal combustion engine for driving the fuel cartridge hand-tool (10) of the fastening element, characterized in that for measuring the pressure comprises a canister (30) of the fuel pressure sensor (70).
4. 一种装置(60),用于将燃料从燃料筒(30)中传输到内燃机手持工具(10)的燃烧室(C)中,以将紧固元件打入支撑材料,其特征在于该装置包括适用于测量燃料压力的压力传感器(71)。 An apparatus (60) for transmitting fuel from the fuel cartridge (30) into an internal combustion engine hand tool (10) of the combustion chamber (C), to the fastening element into the support material, characterized in that comprising means for measuring the pressure of the fuel pressure sensor (71).
5. 一种用于传输燃料的装置,该装置是电磁阀(60)。 A fuel transfer apparatus, the apparatus is a solenoid valve (60).
6. 一种用于将紧固元件打入支撑材料中的内燃机手持紧固工具(10),包括:外壳(),用于容纳装有驱动燃料(38)的燃料筒(30);燃烧室C,用于接收来自燃料筒(30)的驱动燃料(38);用于将燃烧室中的燃料点燃的装置(16,14,18,24);位于工具上的温度传感器(80);以及装置(60),所述装置(60)用于将燃料筒(30)中的燃料通过燃料传输通道(42)传输到与所述燃料筒的外壳09)连接的燃烧室C中;所述工具的特征在于,包括适用于测量燃料压力的压力传感器(72),所述压力传感器在传输装置(60)和燃料筒(30)的外壳(29)之间,位于所述通道(42)上。 A fastening element for an internal combustion engine into the support material holding the fastening tool (10), comprising: a housing (), equipped with drives for receiving fuel (38) of the canister (30); Burning chamber C, for receiving the fuel from the fuel cartridge drive (30) (38); means (16,14,18,24) of the combustion chamber for igniting the fuel; temperature sensor is located on the tool (80); and means (60), said means (60) for a fuel cartridge (30) in the fuel in the fuel transfer passage (42) and transmitted to the canister housing 09) connected to the combustion chamber C; the characterized in that the tool, including adapted to measure the pressure of the fuel pressure sensor (72), said pressure sensor between the housing (29) transmission means (60) and the fuel cartridge (30), located in said passage (42) .
Description  translated from Chinese

一种压力-温度曲线图和燃料筒、用于传输燃料的装置以及具有压力传感器的手持紧固工具 Handheld fastening tool temperature graph and fuel cartridge, the means for transmitting the fuel and having a pressure sensor - a kind of pressure

技术领域 Technical Field

[0001] 本发明涉及内燃机手持工具的领域,该内燃机手持工具用于在内燃机的燃烧室中驱动燃料的燃烧作用下将紧固元件打入支撑材料中,被传输入燃烧室的燃料来自位于工具内的燃料筒,这种类型的工具包括例如敲钉机,订书机。 [0001] The present invention relates to the field of the internal combustion engine hand tool, the hand-tool for an internal combustion engine in a combustion chamber of an internal combustion engine driven by fuel combustion effects the fastening element into the support material, is transferred into the combustion chamber from fuel in the Tools fuel canister inside, this type of tool include, for example nailers, staplers.

背景技术 Background

[0002] 这种工具的问题之一是如何知道燃料筒的填充程度。 How One problem with this tool [0002] know the degree of filling of the fuel cartridge.

[0003] 通常,这种燃料筒包括适于装满燃料的内贮容器。 [0003] Typically, such a fuel cartridge includes an inner storage container filled with suitable fuel. 为了将燃料从贮容器中排出,该贮容器是开口的,部分浸入在能施加一些压力在该贮容器上的推进液体中,这能使得燃料能从内贮容器中出来。 In order to discharge fuel from storage container, the storage container is open, partially submerged in the liquid propulsion can put some pressure on the storage container, which can make fuel from a storage container out. 举例说,由推进液体施加的压力能达到4个大气压。 For example, the pressure exerted by the liquid propulsion can reach 4 atmospheres. 在液体上方,基本上是一个大气压的空气。 Above the liquid, essentially a atmospheric air.

[0004] 现在,为试图解决填充水平的问题,申请人发现燃料筒的贮容器被填充的越多,空气施加在贮容器上的压力也越大,一个大气压对应一个空的贮容器。 [0004] Now, as an attempt to solve the problem of filling level, applicants have found that storage container of the fuel cartridge is filled, the more the air pressure applied to the storage container the greater, an atmospheric pressure corresponding to an empty storage container. 当贮容器被填充,空气体积减少,导致它的压力增加。 When the storage container is filled, reducing the volume of air, causing it to increase in pressure. 于是,施加在贮容器上的压力的范围从贮容器空时的 Thus, the scope of the pressure applied to the storage container from the reservoir when the tank is empty

个大气压,到贮容器被填满时的W+(lx4)]8个大气压,当贮容器内没有驱动燃料时,压力下降到5个大气压。 Atm, when the storage container is filled to the W + (lx4)] 8 atmospheres, when the inner storage container does not drive the fuel, the pressure drops to 5 atm.

[0005] 在这种情况下,申请人根据马略特定律(Mariotte' s law)提出本发明,按照波意耳-马略特定律,在恒定体积下,流体的压力和温度成恒定比例。 [0005] In this case, the applicant of the present invention according to Mariotte specific law (Mariotte 's law), according to the Italian ear wave - a constant proportion of Marius specific law, at constant volume, pressure and temperature of the fluid into.

发明内容 DISCLOSURE

[0006] 因而,本发明首先涉及用于驱动内燃机手持工具中的紧固元件的燃料筒组件,和至少一个与燃料相关的曲线图,该曲线图中的多条曲线代表所述燃料的压力是燃料温度的函数并且是关于所述燃料筒燃料的同样数量的多个填充率的函数。 [0006] Accordingly, the present invention relates to a fuel cartridge assembly first internal combustion engine hand tool fastening element, and at least one drive associated with the graph for the fuel, the pressure of the curve represents the graph of the plurality of fuel is The function of the fuel temperature and the filling rate is a function of a plurality of the same amount of fuel in the fuel cartridge.

[0007] 对于被考虑的燃料,知道燃料筒中的燃料压力和温度就能知道燃料筒的填充率。 [0007] For the fuel is considered to know the fuel pressure in the fuel cartridge and the filling factor can know the temperature of the fuel cartridge.

[0008] 于是,可以容易地提供一系列曲线图,该一系列曲线图与能够装入燃料筒的一系列不同的燃料有关。 [0008] Thus, it is easy to provide a series of graphs, which can be loaded with a series of graphs canister series of different fuels.

[0009] 与上述的要求密切相关的,申请人进一步提供用于驱动内燃机手持工具中的紧固元件的燃料筒,其特征在于,该燃料筒包括适用于测量燃料筒中的燃料压力的压力传感器。 [0009] and is closely related to the above requirements, the applicant further provides an internal combustion engine for driving a fuel cartridge hand-tool fastening element, characterized in that the fuel cartridge comprises a cartridge for measuring the fuel pressure in the fuel pressure sensor.

[0010] 结合本发明的曲线图和已知温度,燃料筒的填充率能立即知道。 [0010] The present invention combine graphs and known temperature, the filling factor of the fuel cartridge can know immediately.

[0011] 进一步提供一装置,该装置用于将燃料从燃料筒传输到内燃机手持工具的燃烧室中,以将紧固元件打入支撑材料,其特征在于,该装置包括适用于测量燃料压力的压力传感 [0011] further providing a means for the delivery of fuel from the fuel cartridge to the combustion chamber of an internal combustion engine hand tool, to the fastening element into the support material, characterized in that the means for measuring comprises a fuel pressure pressure sensor

O O

[0012] 知道传输装置中的压力和其中的温度,则燃料筒中的压力也能知道,由此知道燃料筒的填充率。 [0012] The known transmission apparatus wherein the temperature and pressure, the pressure in the fuel cartridge can be known, whereby the filling rate of the fuel cartridge known.

[0013] 传输装置包括电磁阀或压电注入装置(piezoelectric injectingdevice)。 [0013] The transmission means comprises a solenoid valve or a piezoelectric injecting device (piezoelectric injectingdevice).

3[0014] 通过确定燃料压力并由此知道燃料温度来确定燃料筒中驱动燃料的填充率的这个独特概念下,本发明还提供用于将紧固元件打入支撑材料中的内燃机手持紧固工具,包括用于容纳装有驱动燃料的燃料筒的外壳,适用于接收燃料筒的驱动燃料的燃烧室,将燃烧室中的燃料点燃的装置,位于工具上的温度传感器,以及装置,该装置用于将燃料筒中的燃料通过燃料传输通道传输到与燃料筒外壳连接的燃烧室中,所述工具的特征在于它包括适用于测量燃料压力的压力传感器,该压力传感器在传输装置和燃料筒外壳之间,位于所述通道上。 3 [0014] By determining the fuel pressure and fuel temperature thereby to know to determine this unique concept of driving a fuel cartridge filling rate of the fuel, the present invention also provides for the fastening element into the support material in an internal combustion engine hand tool fastening , comprising means for receiving a fuel cartridge containing fuel drive housing for driving the fuel cartridge receiving chamber of the fuel, the ignition of the fuel in the combustion chamber means, the temperature sensor is located on the tool, and means for using the fuel cartridge to the fuel in the fuel transmitted through the transmission channel to the combustion chamber and the fuel cartridge connected to the housing, said tool characterized in that it comprises a pressure adapted to measure the fuel pressure sensor, the pressure sensor and the transmission means of the fuel cartridge housing Room located on the channel.

[0015] 知道燃料筒和传输装置之间的燃料压力以及温度,则燃料筒中的压力也就知道, 由此知道燃料筒的填充率。 [0015] know the fuel pressure and temperature between the fuel cartridge and transmission means, the fuel pressure in the cylinder will know, so know the filling factor of the fuel cartridge.

附图说明 Brief Description

[0016] 通过以下描述,参考附图,能更好地理解本发明,其中: [0016] The following description, with reference to the accompanying drawings, the present invention may be better understood, in which:

[0017] 图1示出具有燃料筒的内燃机手持紧固工具的纵向剖视图; [0017] Figure 1 shows a longitudinal sectional view of an internal combustion engine having a canister holding the fastening tool;

[0018] 图2示出装满燃料的燃料筒的剖视图; [0018] Figure 2 shows a cross-sectional view of a fuel cartridge filled with fuel;

[0019] 图3示出图1中的燃料筒的剖视图,此时燃料筒几乎是空的。 [0019] Figure 3 shows a cross-sectional view of one of the fuel cartridge, when the fuel cartridge is almost empty.

[0020] 图4A,4B,4C是一组件的示意图,该组件包括燃料筒和用于将燃料从燃料筒传输到如图1所示的紧固工具的燃烧室中的电磁阀(solenoid valve),并且在燃料筒中、在电磁阀中和在燃料筒与电磁阀之间分别具有一压力传感器; [0020] FIG. 4A, 4B, 4C is a schematic diagram of an assembly, the assembly comprising a fuel cartridge and a fuel transferred from the fuel cartridge into the combustion chamber of the fastening tool 1 shown in the electromagnetic valve (solenoid valve) in FIG. and in the fuel cartridge, the solenoid valve and a pressure sensor respectively between the fuel cylinder and solenoid valve;

[0021] 图5示出图2和3中的燃料筒的剖视图,该燃料筒内部具有压力传感器。 [0021] Figure 5 shows a cross-sectional view of a fuel cartridge 3 and FIG. 2, the fuel cartridge having an internal pressure sensor.

[0022] 图6示出了与压力传感器一体设置的电磁阀的视图,以及 [0022] FIG. 6 shows a pressure sensor disposed integrally view of a solenoid valve, and

[0023] 图7是与燃料筒的燃料相关的压力曲线ρ的曲线图,其中压力曲线ρ是温度θ关于燃料筒的多个填充率的函数。 [0023] FIG. 7 is a graph showing the fuel cartridge and the fuel pressure curve related to ρ, where ρ is the pressure curve with respect to a plurality of temperature θ a function of the filling factor of the fuel cartridge.

具体实施方式 DETAILED DESCRIPTION

[0024] 参考图1,除了未在图中显示的电池外,内燃机手持紧固工具10包括:点火系统, 其中,该点火系统包括头部开关14和触发开关16。 [0024] Referring to Figure 1, in addition to the battery not shown in the figures, the fastening tool 10 holding the internal combustion engine comprising: an ignition system, wherein the ignition system comprises a head switch 14 and the trigger switch 16. 燃料供给系统与点火系统相配合,以便在头部开关14被打开(put on)后,燃料能够在一段时间间隔内流入工具10的燃烧室C中, 以及在触发开关16被打开(put on)后,燃料能在一段时间间隔内流进燃烧室C中。 The fuel supply system and ignition system cooperate so that the head switch 14 is turned on (put on), the fuel can flow into the tool combustion chamber C 10 in a period of time intervals, and the trigger switch 16 is turned on (put on) After the fuel can flow into the combustion chamber C in a time interval.

[0025] 已经知道,头部开关14通常是断开的,当已知类型的传感器的接触元件抵靠适于接收紧固元件的支撑物时,头部开关14通过已知类型的可移动元件18被设置为闭合。 [0025] It is known that the head switch 14 is normally open, when the contact element is of a known type of sensor is adapted to receive the fastening element against a support, the head switch 14 is movable by known type element 18 is set to closed. 当传感器在紧靠状态时,可移动元件18关闭燃烧室C,其中,此时已知类型的风扇22被驱动。 When the sensor is close to the state, the movable member 18 is closed combustion chamber C, in which case known type of fan 22 is driven. 优选地,该头部开关14是光电开关(photoelectric switch)。 Preferably, the head switch 14 is a photoelectric switch (photoelectric switch).

[0026] 在工具上配备有温度传感器80,并且此处是安装在邻近燃料筒处的工具的外壳(或者壳体)40上。 [0026] On the tool is equipped with a temperature sensor 80, and here is mounted in the housing adjacent the fuel canister at the tool (or housing) 40. 在本发明中,它是个热敏电阻(thermistor)。 In the present invention, it is a thermistor (thermistor).

[0027] 当头部开关14关闭时,触发开关16也应该被关闭,从而点火系统能点燃进入燃烧室C的燃料。 [0027] When the head switch 14 is closed, the trigger switch 16 should be closed so that the ignition system to ignite the fuel into the combustion chamber C. 设置有手动触发器M来关闭触发开关16。 M is provided with a manual trigger to close the trigger switch 16.

[0028] 在工具10中,燃料在此处是从已知类型的加压燃料筒30中流出的液态碳氢化合物。 [0028] In the tool 10, the fuel flowing in here from the known types of pressurized fuel cartridge 30 in liquid hydrocarbons. 该燃料筒30具有出口管32,该出口管应当被大力地下压以便允许燃料通过该出口管32从燃料筒30中流出。 The fuel tube 30 has an outlet pipe 32, the outlet tube should be vigorously pressed down so as to allow fuel flow from the fuel cartridge 32 through the outlet pipe 30. [0029] 工具10被设置为,当燃料筒30被放入工具10中,出口管32被下压。 [0029] The tool 10 is set, when the fuel cartridge 30 is placed in the tool 10, the outlet pipe 32 is depressed. 因而,工具10包括壳体40,该壳体40具有内置燃料筒30的外壳四。 Thus, tool 10 includes a housing 40, the housing 40 has a built-in fuel cartridge 30 housing four. 该壳体40具有凹座46,该凹座的形状能容纳燃料注入装置60,此处为电磁阀(solenoid valve) 0壳体40包括通道输送管42,44的网状管路,燃料碳氢化合物经由出口管32从燃料筒30流出后流过该网状管路。 The housing 40 has a recess 46, the shape of the recess to accommodate the fuel injection device 60, where electromagnetic valve (solenoid valve) 0 40 housing a mesh conveyor conduit tube includes a channel 42, 44, hydrocarbon fuel compound via the outlet pipe 32 to flow through the pipeline from the net outflow of the fuel cartridge 30. 当燃料筒30被放入工具10中时,出口管32向通道输送管42打开。 When the fuel cartridge 30 is placed in the tool 10, the outlet pipe 32 the delivery tube 42 to the channel open. 通道输送管44实际上是壳体40的通道输送管42在注入装置60中的延伸。 Channel 40 is actually a feed pipe 44 of conduit 42 in the channel housing 60 of the injection apparatus extends. 该注入装置60包括保留室48,通道输送管44与该保留室联通,该保留室48终止于喷嘴50,该喷嘴用针来塞住或者不塞。 The injection apparatus 60 includes a retention chamber 48, channel 44 and the delivery tube retention chamber Unicom, the retention chamber 48 terminates in a nozzle 50, the nozzle needle to plug or not to plug. 该喷嘴50与燃烧室C相连通。 The nozzle 50 communicates with the combustion chamber C.

[0030] 燃料供给系统包括安装在凹座46中的燃料注入装置60。 Fuel [0030] The fuel supply system includes a mounting recess 46 in the injection device 60. 该燃料注入装置60设置为在一段预定时间段中将燃料注入在燃烧室C中来由此控制被注入的燃料体积。 The fuel injection device 60 is set in the fuel injection for a predetermined period of time to thereby control the volume of fuel injected in the combustion chamber C. 该时间段随着空间温度和空间压力的改变而变化。 The space temperature change with time and space pressure changes.

[0031] 参考图2和3,燃料筒30包括圆筒形壳体31,该圆筒形壳体内设有弹性贮容器33, 该弹性贮容器内或多或少填充有燃料38,紧固装置34对圆筒形壳体进行密封,其中,靠着弹簧的作用力可滑动地装有出口管32,该出口管32从杯状物35伸出,该杯状物在保护圈39 (bumper)高度上卷曲在壳体31上。 [0031] with reference to FIGS. 2 and 3, the fuel cartridge 30 includes a cylindrical housing 31, the cylindrical casing 33 equipped with an elastic storage container, more or less filled with fuel storage container 38 within the resilient fastening means 34 pairs of cylindrical sealed casing, wherein, against the force of the spring is slidably fitted with the outlet tube 32, the outlet tube 32 extends from the cup 35, the cup in the protection ring 39 (bumper) crimp height in the housing 31. 环绕贮容器33的壳体31的内部空间一部分由推进液体36占据,该推进液体36在贮容器33上施加压力,另外一部分基本上由位于推进液体36上方的空气37占据。 Storage container surrounding the inner space 33 of the housing 31 occupied by the advancing liquid part 36, 36 of the thrust pressure exerted on the liquid storage container 33, the other part consisting essentially of liquid 36 is located above the air propulsion 37 occupies. 推进蒸汽也位于推进液体36上方。 Promoting steam 36 is also located above the liquid propulsion. 当出口管32在其紧固装置34 中被下压,燃料38,在推进液体36和空气37的压力作用下,从燃料筒30流出经过通道输送管44进入电磁阀60中。 When the outlet pipe 32 is in its fastening means 34 under pressure, fuel 38, in advance of liquid 36 and 37 of the air pressure, the passage duct 44 into the solenoid valve 60 from 30 out of the fuel cartridge past. 当贮容器33开始变空,环绕贮容器的空间增加并且推进液体36 部分地转化为气态36'。 When the storage reservoir 33 begins to empty space surrounding the storage container is increased and promoting liquid 36 partially converted into gaseous 36 '.

[0032] 对于燃料筒30的贮容器33中的燃料,如图7的曲线图所示,该曲线图收集了多个代表性的曲线,每个贮容器33中的压力曲线都是温度分别关于多个填充率的函数,在本例中所述曲线是五个。 [0032] For the cylindrical fuel storage container 30 in the fuel 33, shown in the graph of FIG. 7, a plurality of collecting the graph of representative curves, each storage container 33 are pressure curves respectively on temperature a plurality of fill rate function, in this case the curve is five.

[0033] 第一曲线Fl,在最上面,对应于贮容器33充满状态(图幻,其他曲线F2-F5对应较低的填充率,并且按顺序逐渐下降,最后的曲线F5,即最低的那个,对应几乎没有燃料的贮容器,即,贮容器基本上是空的(图3)。 [0033] The first curve Fl, at the top, corresponding to the storage container 33 filled state (FIG magic, other curve F2-F5 corresponding to a lower filling rate, and decreased in the order, the last curve F5, i.e. the lowest , corresponding to almost no fuel storage container, i.e. substantially empty storage container (Figure 3).

[0034] 传感器80提供燃料筒30的温度、电磁阀60的温度和连接管的温度。 [0034] The temperature sensor 80 provides a fuel cartridge, the temperature of the temperature and the connection pipe 60 of the solenoid valve (30). 知道燃料筒中的压力并且通过传感器80知道温度,然后通过曲线F1-F5就能知道燃料筒的填充率。 Know fuel cylinder pressure and know the temperature by the sensor 80, and then will be able to know the filling ratio of the fuel cartridge through curves F1-F5.

[0035] 为了测量燃烧筒中的燃料压力,可采用几种选择。 [0035] In order to measure the fuel pressure in the combustion cylinder, several options may be employed. 参考图4-6,压力传感器70可以直接设置在燃烧筒30中。 4-6, the pressure sensor 70 may be disposed directly in the combustion cylinder 30. 压力传感器71也可以直接设置在注入装置60中(图4B和6)。 Pressure sensor 71 may be provided directly in the injection device 60 (Fig. 4B and 6). 压力传感器72也可以设置在手持工具10中,设置在将手持工具外壳中的燃料筒30与注入装置60连接的通道输送管42中(图4C)。 Pressure sensor 72 may be provided in the hand-held tool 10, the hand tool provided in the housing 30 and the cylinder fuel injection means 60 connected to the duct channel 42 (FIG. 4C). 对燃料筒30中设置传感器70而言,其被淹没在燃料筒38的(液体36和气体37)推进物中,该传感器与射频芯片75相配合来取得它的信号。 30 is provided on the fuel cartridge sensor 70 is concerned, which is submerged in the fuel cartridge 38 (the liquid 36 and gas 37) propellant, the sensor chip 75 cooperate with the RF signal to obtain it.

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Classifications
International ClassificationF02D41/04, F02M37/00, F02B63/02
Cooperative ClassificationB25C1/08
European ClassificationB25C1/08
Legal Events
DateCodeEventDescription
27 Jul 2011C06Publication
2 Jan 2013C10Entry into substantive examination
23 Mar 2016C02Deemed withdrawal of patent application after publication (patent law 2001)