WO2002036235A1 - Housing of an oil filter - Google Patents

Housing of an oil filter Download PDF

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Publication number
WO2002036235A1
WO2002036235A1 PCT/CN2001/001529 CN0101529W WO0236235A1 WO 2002036235 A1 WO2002036235 A1 WO 2002036235A1 CN 0101529 W CN0101529 W CN 0101529W WO 0236235 A1 WO0236235 A1 WO 0236235A1
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WO
WIPO (PCT)
Prior art keywords
oil filter
filter housing
main body
housing according
tip
Prior art date
Application number
PCT/CN2001/001529
Other languages
French (fr)
Chinese (zh)
Inventor
Jun Liu
Original Assignee
Jun Liu
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 Jun Liu filed Critical Jun Liu
Priority to AU2002221463A priority Critical patent/AU2002221463A1/en
Publication of WO2002036235A1 publication Critical patent/WO2002036235A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D27/00—Cartridge filters of the throw-away type
    • B01D27/08—Construction of the casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/10—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
    • F01M2001/1007—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the purification means combined with other functions
    • F01M2001/1014—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the purification means combined with other functions comprising supply of additives

Definitions

  • the invention relates to an oil filter housing mainly applicable to a filter, and belongs to a mechanical assembly part. Background technique
  • the housing of the oil filter used in automobiles or other mechanical equipment is mainly a housing of the shape shown in Figure 1. Its structure is simple, and only a polygonal cylindrical surface is processed on the periphery of the housing for installation. use.
  • the oil filter with such an oil filter housing is very inconvenient to install and must be installed or removed with special tools. Therefore, it is very inconvenient for the user to repair or replace the oil filter. Those who do not have this special tool will do nothing.
  • the designer of the present invention relies on many years of practical experience in various fields of vehicle parts technology research, production and processing, and based on repeated research and demonstration, to make a new design and construction, and finally the invention of this invention.
  • the object of the present invention is to design an oil filter housing, which is not only simple in structure but also easy to install or disassemble.
  • the oil filter housing designed by the present invention is mainly composed of a main body and a tip, the main body is cylindrical, the tip is a polygon nut type, and the main body and the tip are an integrated structure; the tip structure includes an outer protrusion or an inner recess It is a polygonal nut type, and the end shape is preferably a hexagonal nut shape or a quadrangular nut shape.
  • the main body surface and the end of the oil filter housing designed by the present invention are connected by a transitional connection body, and the body, the end and the filter connection body are an integrated structure.
  • the filter connection body of the oil filter housing designed by the present invention is a cone or a curved cone.
  • the angle ⁇ between the filter connection body of the oil filter housing designed by the present invention and the horizontal plane is 0 degrees In the range of ⁇ 60 degrees; a feasible included angle ⁇ is selected as 20 degrees or 40 degrees.
  • the oil filter housing designed by the present invention can still maintain a circle of prismatic surfaces on the outer surface of the main body.
  • the oil filter housing designed by the present invention can be equipped with a nut corresponding to its shape and size at the end.
  • the oil filter housing designed by the present invention When assembling the oil filter housing designed by the present invention, it is basically the same as the existing oil filter housing, except that the end portion is lined with a nut corresponding to the end portion. When it is installed with mechanical equipment or vehicles, since its end is nut-shaped, it can be installed with an ordinary wrench, which is more convenient.
  • the oil filter housing designed by the present invention is mainly used in various types of oil filters for vehicles or other mechanical equipment. BRIEF DESCRIPTION OF THE DRAWINGS
  • Figure 1 is a schematic diagram of the structure of an oil filter housing currently applied.
  • FIG. 2 is a schematic structural diagram of an oil filter housing designed by the present invention.
  • FIG. 3 is a schematic structural diagram of another oil filter housing designed by the present invention.
  • FIG. 4 is a top view of FIG. 3.
  • FIG. 5 is a schematic structural diagram of another oil filter housing designed by the present invention.
  • FIG. 6 is a schematic structural diagram of another oil filter housing designed by the present invention. Specific implementation of the present invention
  • the oil filter housing shown in FIG. 2 is composed of a main body 1 and a tip 2.
  • the shape of the tip 2 is a hexagonal nut with a convex shape.
  • the main body 1 is a cylinder.
  • the tip 2 is welded to the main body 1. It is fixed together to form an integrated structure, and the oil filter housing is similar to the existing oil filter housing.
  • the installation or assembly structure is the same, but because it has a tip 2, when the assembled oil filter is fixed to the vehicle or mechanical equipment, only contact the tip 2 with a normal wrench to rotate it, that is, the oil filter and the vehicle Or the mechanical equipment is fixed, so it is convenient for the user to assemble the oil filter or to disassemble and maintain it.
  • This kind of oil filter housing is more versatile and practical than the existing oil filter housing.
  • the oil filter housing shown in Figs. 3 and 4 is similar to the embodiment 1 and is mainly composed of a main body 1 and a tip 2. The difference is that the main body 1 and the tip 2 are connected through a transition connector 3, and are connected through The body 3 is tapered, and the angle a between the body 3 and the horizontal plane is 40 degrees.
  • the main body 1, the tip 2 and the transition body g are a one-shot integral structure. It has the same advantages as the first embodiment, and is more conducive to wrench installation due to the tapered transition connecting body 3. In order to prevent the deformation of the tip 2 when the wrench is operated ; when assembling the oil filter, a nut 4 corresponding to the shape and size can be assembled in the tip 2 to make the structure of the oil filter more reasonable and more Facilitates assembly.
  • the structure of the oil filter housing shown in FIG. 5 is basically similar to that of the embodiment 2.
  • the main body 1 is connected to the end 2 through the connecting body 3, and the main body 1 is connected to the end 2 and the transition connecting body 3 is a tidal molding
  • the end 2 is a quadrangular nut shape, and the transition connector 3 is a bow)) face cone
  • the angle ⁇ between the cone and the horizontal plane is 20 degrees
  • This kind of oil filter housing has the advantages of embodiment 1 and embodiment 2, and there is still a prismatic surface 5 on the outside of the main body 1, so it can also be assembled by special tools. Manufacturer assembly, which is beneficial to user maintenance.
  • the structure of the oil filter housing shown in FIG. 6 is basically similar to that in Embodiment 1.
  • the main body 1 and the end 2 are also formed, except that the shape of the end 2 is a recessed square nut shape; It is convenient for users to assemble or disassemble and maintain the oil filter.
  • the present invention can make use of a simple structural design, so that the product of the present invention can be extremely convenient for use by ordinary consumers.
  • the present invention is a new, advanced and practical new design.
  • the above are the specific embodiments of the present invention and the technical principles used. If the equivalent changes made by the concept of the present invention and the functional effects do not exceed the spirit covered by the description and drawings, all It should be explained within the scope of the present invention.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

The invention is related to a machine assembled housing of an oil filter. The housing essentially comprises a cylinder body and a polygon-nut-shaped end, the end is formed integrally with the body. The invention can be used widely and handily for its simple structure, convenient assembly and easy maintaining.

Description

机油滤清器外壳 技术领域  Oil filter housing TECHNICAL FIELD
本发明涉及一种主要适用于滤清器的机油滤清器外壳， 属于机械装配 零件。 背景技术  The invention relates to an oil filter housing mainly applicable to a filter, and belongs to a mechanical assembly part. Background technique
目前， 在汽车或其它机械设备上使用的机油滤清器的外壳主要是用图 1 所示形状的外壳， 其结构简单， 仅在外壳外围加工出一圈多棱柱形表面， 以用于安装时用。 但带有这种机油滤清器外壳的机油滤清器安装时很不方 便， 必须用专用的工具安装或拆卸， 因此给使用者维修或更换机油滤清器 造成了很大的不便， 若使用者无该种特殊工具将束手无策。 本发明的内容  At present, the housing of the oil filter used in automobiles or other mechanical equipment is mainly a housing of the shape shown in Figure 1. Its structure is simple, and only a polygonal cylindrical surface is processed on the periphery of the housing for installation. use. However, the oil filter with such an oil filter housing is very inconvenient to install and must be installed or removed with special tools. Therefore, it is very inconvenient for the user to repair or replace the oil filter. Those who do not have this special tool will do nothing. Content of the invention
有鉴于此， 如何能提供一种结构形式， 既能方便地利用专用工具安装 或拆卸， 又能利用通用工具安装或拆卸， 使得专业维修人员和普通消费者 均能方便操作维修或更换机油滤清器安装或拆卸， 正是本发明研创动机所 在。  In view of this, how can we provide a structural form that can be easily installed or disassembled with special tools, and can be installed or disassembled with universal tools, so that both professional maintenance personnel and ordinary consumers can easily operate and repair or replace the oil filter. The device installation or disassembly is exactly the motivation of the invention.
本发明设计人凭借多年从事各类车辆零件技术研究生产加工等领域的 实际经验， 在反复研究论证的基础上， 做一全新设计构成， 终得本发明的 产生。  The designer of the present invention relies on many years of practical experience in various fields of vehicle parts technology research, production and processing, and based on repeated research and demonstration, to make a new design and construction, and finally the invention of this invention.
本发明的目的是设计一种机油滤清器外壳， 其不仅结构简单， 而且方 便安装或拆卸。  The object of the present invention is to design an oil filter housing, which is not only simple in structure but also easy to install or disassemble.
本发明所设计的机油滤清器外壳， 主要由主体及端头构成， 主体为圆 柱形， 端头为多角螺母型， 主体与端头为一体结构； 端头结构包括外凸起 或内凹入的多角螺母型， 端头形状优选为六角螺母状或四角螺母状。  The oil filter housing designed by the present invention is mainly composed of a main body and a tip, the main body is cylindrical, the tip is a polygon nut type, and the main body and the tip are an integrated structure; the tip structure includes an outer protrusion or an inner recess It is a polygonal nut type, and the end shape is preferably a hexagonal nut shape or a quadrangular nut shape.
为方便安装， 本发明所设计的机油滤清器外壳的主体表面及端头之间 由过渡连接体连接， 丰体、 端头及过滤连接体为一体结构。  In order to facilitate installation, the main body surface and the end of the oil filter housing designed by the present invention are connected by a transitional connection body, and the body, the end and the filter connection body are an integrated structure.
本发明所设计的机油滤清器外壳的过滤连接体为锥体或弧面锥体。  The filter connection body of the oil filter housing designed by the present invention is a cone or a curved cone.
本发明所设计的机油滤清器外壳的过滤连接体与水平面的夹角 α为 0度 ~60度范围内； 一种可行的夹角 α选值为 20度或 40度。 The angle α between the filter connection body of the oil filter housing designed by the present invention and the horizontal plane is 0 degrees In the range of ~ 60 degrees; a feasible included angle α is selected as 20 degrees or 40 degrees.
本发明所设计的机油滤清器外壳在主体外部表面仍可保持有一圈棱柱 状表面。  The oil filter housing designed by the present invention can still maintain a circle of prismatic surfaces on the outer surface of the main body.
本发明所设计的机油滤清器外壳在端头可装配一与之形状、 尺寸相对 应的螺母。  The oil filter housing designed by the present invention can be equipped with a nut corresponding to its shape and size at the end.
本发明所设计的机油滤清器外壳在装配时， 与现有的机油滤清器外壳 基本相同， 所不同的是端头部内衬有与其端头相对应的螺母。 而在与机械 设备或车辆安装时， 由于其端头为螺母形， 因此用普通的扳手即可安装， 比较方便。  When assembling the oil filter housing designed by the present invention, it is basically the same as the existing oil filter housing, except that the end portion is lined with a nut corresponding to the end portion. When it is installed with mechanical equipment or vehicles, since its end is nut-shaped, it can be installed with an ordinary wrench, which is more convenient.
本发明所设计的机油滤清器外壳的优点是：  The advantages of the oil filter housing designed by the present invention are:
1、 结构简单， 安装或拆卸方便， 易于维修；  1. Simple structure, easy installation or disassembly, and easy maintenance;
2、 通用性强， 方便用户。  2. Strong versatility, convenient for users.
本发明所设计的机油滤清器外壳主要用于车辆或其它机械设备的各种 类型机油滤清器中。 附图说明  The oil filter housing designed by the present invention is mainly used in various types of oil filters for vehicles or other mechanical equipment. BRIEF DESCRIPTION OF THE DRAWINGS
图 1是现在应用的机油滤清器外壳的结构示意图。  Figure 1 is a schematic diagram of the structure of an oil filter housing currently applied.
图 2是本发明所设计的机油滤清器外壳的结构示意图。  FIG. 2 is a schematic structural diagram of an oil filter housing designed by the present invention.
图 3是本发明所设计的另一种机油滤清器外壳的结构示意图。  FIG. 3 is a schematic structural diagram of another oil filter housing designed by the present invention.
图 4是图 3的俯视图。  FIG. 4 is a top view of FIG. 3.
图 5是本发明所设计的又一种机油滤清器外壳的结构示意图。  FIG. 5 is a schematic structural diagram of another oil filter housing designed by the present invention.
图 6是本发明所设计的再一种机油滤清器外壳的结构示意图。 本发明的具体实现方式  FIG. 6 is a schematic structural diagram of another oil filter housing designed by the present invention. Specific implementation of the present invention
以下根据附图结合具体实施例对本发明所设计的机油滤清器外壳的结 构及实施方式作进一步说明。  The structure and implementation of the oil filter housing designed by the present invention will be further described below with reference to the drawings and specific embodiments.
实施例 1  Example 1
如图 2所示的机油滤清器外壳， 由主体 1及端头 2构成， 端头 2的形 状为外凸起的六角型的螺母状， 主体 1为圆柱体， 端头 2与主体 1焊接固 定在一起， 形成一体结构， 该种机油滤清器外壳与现有的机油滤清器外壳 安装或装配结构相同， 但由于其带有端头 2， 因此当所装配好的机油滤清: 与车辆或机械设备固定安装时， 仅通过普通扳手接触端头 2加以转动即 将机油滤清器与车辆或机械设备装配固定， 因此方便用户装配机油滤清 或拆卸维修。 该种机油滤清器外壳较现有的机油滤清器外壳更具有通用怊 及实用性。 The oil filter housing shown in FIG. 2 is composed of a main body 1 and a tip 2. The shape of the tip 2 is a hexagonal nut with a convex shape. The main body 1 is a cylinder. The tip 2 is welded to the main body 1. It is fixed together to form an integrated structure, and the oil filter housing is similar to the existing oil filter housing. The installation or assembly structure is the same, but because it has a tip 2, when the assembled oil filter is fixed to the vehicle or mechanical equipment, only contact the tip 2 with a normal wrench to rotate it, that is, the oil filter and the vehicle Or the mechanical equipment is fixed, so it is convenient for the user to assemble the oil filter or to disassemble and maintain it. This kind of oil filter housing is more versatile and practical than the existing oil filter housing.
实施例 2  Example 2
如图 3、 4所示的机油滤清器外壳， 与实施例 1相似主要由主体 1及端 头 2构成， 所不同的是主体 1与端头 2之间通过过渡连接体 3连接， 过 连接体 3为锥形， 其与水平面夹角 a为 40度， 主体 1、 端头 2及过渡连 g 体 3.为一次成型的整体结构。 其具有与实施例 1 相同的优点， 且由于带 锥形的过渡连接体 3，更有利于扳手安装。为防止扳手操作时使端头 2变形 ; 在装配机油滤清器时， 端头 2内可装配一与之形状、 尺寸相对应的螺母 4， 以使机油滤清器结构更为合理， 更有利于装配。 The oil filter housing shown in Figs. 3 and 4 is similar to the embodiment 1 and is mainly composed of a main body 1 and a tip 2. The difference is that the main body 1 and the tip 2 are connected through a transition connector 3, and are connected through The body 3 is tapered, and the angle a between the body 3 and the horizontal plane is 40 degrees. The main body 1, the tip 2 and the transition body g are a one-shot integral structure. It has the same advantages as the first embodiment, and is more conducive to wrench installation due to the tapered transition connecting body 3. In order to prevent the deformation of the tip 2 when the wrench is operated ; when assembling the oil filter, a nut 4 corresponding to the shape and size can be assembled in the tip 2 to make the structure of the oil filter more reasonable and more Facilitates assembly.
实施例 3  Example 3
如图 5所示的机油滤清器外壳， 其结构与实施例 2基本相似， 由过 连接体 3将主体 1与端头 2连接， 主体 1与端头 2及过渡连接体 3为一汐 成型的一体结构， 所不同的是端头 2为四角形螺母状， 过渡连接体 3 为弓) Ϊ 面锥体， 锥体与水平面的夹角 α为 20度， 在主体 1 外部表面仍保持有一圈 棱柱状表面 5。 该种机油滤清器外壳具有实施例 1及实施例 2的优点， 且 ί 于主体 1外部仍有棱柱状表面 5， 因此也能够通过专用工具进行装配， 该利 机油滤清器外壳既有利于厂家装配， 又有利于用户维修。  The structure of the oil filter housing shown in FIG. 5 is basically similar to that of the embodiment 2. The main body 1 is connected to the end 2 through the connecting body 3, and the main body 1 is connected to the end 2 and the transition connecting body 3 is a tidal molding The difference is that the end 2 is a quadrangular nut shape, and the transition connector 3 is a bow)) face cone, the angle α between the cone and the horizontal plane is 20 degrees, and there is still a circle of prisms on the outer surface of the main body 1状 表面 5。 Surface 5 This kind of oil filter housing has the advantages of embodiment 1 and embodiment 2, and there is still a prismatic surface 5 on the outside of the main body 1, so it can also be assembled by special tools. Manufacturer assembly, which is beneficial to user maintenance.
实施例 4  Example 4
如图 6所示的机油滤清器外壳， 其结构与实施例 1 基本相似， 其仍 ί 主体 1及端头 2构成， 只是端头 2的形状为内凹入的四角型的螺母状； 同 样具有方便用户装配或拆卸维修机油滤清器。  The structure of the oil filter housing shown in FIG. 6 is basically similar to that in Embodiment 1. The main body 1 and the end 2 are also formed, except that the shape of the end 2 is a recessed square nut shape; It is convenient for users to assemble or disassemble and maintain the oil filter.
综上所述， 本发明能利用简单的结构设计， 使得本发明的产品可极: λ 地方便了普通消费者的使用。 显然本发明为一种新颖、 进步并深具实用¾ 的新设计。 以上所述乃是本发明的具体实施例及所运用的技术原理， 若伟 本发明的构想所作的等效改变， 其所产生的功能作用仍未超出说明书及阼 图所涵盖的精神时， 均应在本发明的范围内， 特此说明。  In summary, the present invention can make use of a simple structural design, so that the product of the present invention can be extremely convenient for use by ordinary consumers. Obviously, the present invention is a new, advanced and practical new design. The above are the specific embodiments of the present invention and the technical principles used. If the equivalent changes made by the concept of the present invention and the functional effects do not exceed the spirit covered by the description and drawings, all It should be explained within the scope of the present invention.

Claims

权利要求 Rights request
1、 一种机油滤清器外壳， 其特征在于： 主要由主体及端头构成， 主体 为圆柱形， 端头为多角螺母型， 主体与端头为一体结构。 1. An oil filter housing, characterized in that it is mainly composed of a main body and a tip, the main body is cylindrical, the tip is a polygon nut type, and the main body and the tip are an integrated structure.
2、 根据权利要求 1所述的机油滤清器外壳， 其特征在于： 端头结构包 括外凸起或内凹入的多角螺母型。  2. The oil filter housing according to claim 1, characterized in that: the end structure includes a convex or concave polygonal nut type.
3、 根据权利要求 2 所述的机油滤清器外壳， 其特征在于： 主体表面及 端头之间由过渡连接体连接， 主体、 端头及过滤连接体为一体结构。  3. The oil filter housing according to claim 2, characterized in that: the surface of the main body and the end are connected by a transition connecting body, and the main body, the end and the filtering connecting body are an integrated structure.
4、 根据权利要求 3 所述的机油滤清器外壳， 其特征在于： 过滤连接体 为锥体或弧面锥体。  4. The oil filter housing according to claim 3, wherein the filter connection body is a cone or an arc-shaped cone.
5、 根据权利要求 4所述的机油滤清器外壳， 其特征在于： 过滤连接体 与水平面的夹角 α为 0度~60度范围内。  5. The oil filter housing according to claim 4, wherein the angle α between the filter connection body and the horizontal plane is in the range of 0 degrees to 60 degrees.
6、 根据权利要求 5 所述的机油滤清器外壳， 其特征在于： 过滤连接体 与水平面的夹角 α为 40度或 20度。  6. The oil filter housing according to claim 5, wherein the angle α between the filter connection body and the horizontal plane is 40 degrees or 20 degrees.
7、 根据权利要求 1至 6中任一项所述的机油滤清器外壳， 其特征在于： 端头形状为六角螺母状或四角螺母状。  7. The oil filter housing according to any one of claims 1 to 6, wherein the end shape is a hexagon nut shape or a quadrangular nut shape.
8、 根据权利要求 1至 6中任一项所述的机油滤清器外壳， 其特征在于： 在主体外部表面仍保持有一圈棱柱状表面。  8. The oil filter housing according to any one of claims 1 to 6, characterized in that: a ring-shaped prismatic surface is still maintained on the outer surface of the main body.
9、 根据权利要求 7所述的机油滤清器外壳， 其特征在于： 在主体外部 表面仍保持有一圈棱柱状表面。  9. The oil filter housing according to claim 7, characterized in that a circle of prismatic surfaces is still maintained on the outer surface of the main body.
10、 根据权利要求 1至 6或 9中任一项所述的机油滤清器外壳， 其特征 在于： 端头可装配一与之形状、 尺寸相对应的螺母。  10. The oil filter housing according to any one of claims 1 to 6 or 9, characterized in that: the end can be fitted with a nut corresponding to its shape and size.
PCT/CN2001/001529 2000-11-06 2001-11-05 Housing of an oil filter WO2002036235A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002221463A AU2002221463A1 (en) 2000-11-06 2001-11-05 Housing of an oil filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN00259765U CN2454544Y (en) 2000-11-06 2000-11-06 Housing of machine-oil cleaner
CN00259765.9 2000-11-06

Publications (1)

Publication Number Publication Date
WO2002036235A1 true WO2002036235A1 (en) 2002-05-10

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PCT/CN2001/001529 WO2002036235A1 (en) 2000-11-06 2001-11-05 Housing of an oil filter

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CN (1) CN2454544Y (en)
AU (1) AU2002221463A1 (en)
WO (1) WO2002036235A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102996201A (en) * 2012-12-14 2013-03-27 淄博永华滤清器制造有限公司 Filter enclosure with power assisting twist

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341349A2 (en) * 1988-05-10 1989-11-15 UNIVERSAL FILTER ITALIANA S.p.A. Disposable oil filter unit with triple filtration
DE4037628A1 (en) * 1990-11-27 1992-06-04 Reinhard Weber Engine oil filter intermediate piece - has valve-controlled by=pass from some inlet ports to outlet port
JPH105508A (en) * 1996-06-27 1998-01-13 Tenetsukusu:Kk Cartridge type oil filter for engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0341349A2 (en) * 1988-05-10 1989-11-15 UNIVERSAL FILTER ITALIANA S.p.A. Disposable oil filter unit with triple filtration
DE4037628A1 (en) * 1990-11-27 1992-06-04 Reinhard Weber Engine oil filter intermediate piece - has valve-controlled by=pass from some inlet ports to outlet port
JPH105508A (en) * 1996-06-27 1998-01-13 Tenetsukusu:Kk Cartridge type oil filter for engine

Also Published As

Publication number Publication date
CN2454544Y (en) 2001-10-17
AU2002221463A1 (en) 2002-05-15

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