CN221729525U - Baking box for cake processing - Google Patents
Baking box for cake processing Download PDFInfo
- Publication number
- CN221729525U CN221729525U CN202420339647.6U CN202420339647U CN221729525U CN 221729525 U CN221729525 U CN 221729525U CN 202420339647 U CN202420339647 U CN 202420339647U CN 221729525 U CN221729525 U CN 221729525U
- Authority
- CN
- China
- Prior art keywords
- hot air
- cake
- fixed pipe
- baking box
- pipe
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 238000005485 electric heating Methods 0.000 claims description 17
- 235000014594 pastries Nutrition 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000032258 transport Effects 0.000 description 4
- 235000013305 food Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000015927 pasta Nutrition 0.000 description 2
- 101000827703 Homo sapiens Polyphosphoinositide phosphatase Proteins 0.000 description 1
- 102100023591 Polyphosphoinositide phosphatase Human genes 0.000 description 1
- 101100012902 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) FIG2 gene Proteins 0.000 description 1
- 101100233916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) KAR5 gene Proteins 0.000 description 1
- 235000015895 biscuits Nutrition 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 235000012970 cakes Nutrition 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 235000011850 desserts Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Baking, Grill, Roasting (AREA)
Abstract
Description
技术领域Technical Field
本实用新型属于糕点加工技术领域,具体涉及一种用于糕点加工的烘焙箱。The utility model belongs to the technical field of cake processing, and in particular relates to a baking box used for cake processing.
背景技术Background Art
烘焙是一种烹饪方法,指的是使用热空气将食物置于烤箱或类似设备中,使其在高温下变得熟透或变得金黄酥脆的过程。烘焙通常用于制作各种面食、糕点、面包、饼干、蛋糕等甜点或面食类食物。Baking is a cooking method that uses hot air to place food in an oven or similar device to make it cooked or golden and crispy at high temperatures. Baking is usually used to make various pasta, pastries, bread, biscuits, cakes and other desserts or pasta foods.
在糕点加工过程中,烘焙箱是不可或缺的工具。CN220191969U公开了一种糕点加工用烘焙箱,包括烘焙箱主体,所述烘焙箱主体前端左侧底部转动连接有第一箱门,所述烘焙箱主体前端右侧转动连接有第二箱门,所述烘焙箱主体左端内壁顶部固定连接有烘焙灯,所述烘焙箱主体左端内壁底部固定连接有固定筒,所述固定筒外壁顶端固定连接有固定齿轮;该烘焙箱存在以下问题:In the process of pastry processing, a baking box is an indispensable tool. CN220191969U discloses a baking box for pastry processing, comprising a baking box body, a first box door is rotatably connected to the bottom of the left front end of the baking box body, a second box door is rotatably connected to the right front end of the baking box body, a baking lamp is fixedly connected to the top of the inner wall of the left end of the baking box body, a fixed cylinder is fixedly connected to the bottom of the inner wall of the left end of the baking box body, and a fixed gear is fixedly connected to the top of the outer wall of the fixed cylinder; the baking box has the following problems:
由于烘焙灯位于糕点的正上方,糕点上表面接收到的热量较多,而糕点周侧接收到的热量较少,这会使糕点受热程度不同,造成烘焙的不均匀。Because the baking lamp is located directly above the pastry, the upper surface of the pastry receives more heat, while the sides of the pastry receive less heat, which will cause the pastry to be heated to different degrees and cause uneven baking.
实用新型内容Utility Model Content
有鉴于此,本实用新型的目的在于提供一种用于糕点加工的烘焙箱,以解决上述背景技术中提出的技术问题。In view of this, the purpose of the present invention is to provide a baking box for pastry processing to solve the technical problems raised in the above background technology.
为达到上述目的,本实用新型提供如下技术方案:In order to achieve the above object, the utility model provides the following technical solutions:
本实用新型提供一种用于糕点加工的烘焙箱,包括烘焙箱本体;烘焙箱本体的一侧具有挡门;烘焙箱内设有水平的支撑盘;支撑盘上同轴转动连接有固定管;固定管的周侧开有若干出风孔;支撑盘上均匀设有若干位于固定管外侧的转动孔;每个转动孔内同轴转动连接有用于放置糕点的盛糕件;固定管上设有第一热风组件;第一热风组件能够向固定管输送热风,且热风能够通过出风孔吹向糕点;支撑盘上设有若干位于对应支撑盘上方的架体;每个架体上设有正对于盛糕件输送热风的第二热风组件。The utility model provides a baking box for processing cakes, comprising a baking box body; a baffle door is provided on one side of the baking box body; a horizontal support plate is arranged in the baking box; a fixed pipe is coaxially rotatably connected to the support plate; a plurality of air outlet holes are opened on the peripheral side of the fixed pipe; a plurality of rotating holes are evenly arranged on the support plate and are located outside the fixed pipe; a cake receiving piece for placing cakes is coaxially rotatably connected in each rotating hole; a first hot air component is arranged on the fixed pipe; the first hot air component can transport hot air to the fixed pipe, and the hot air can be blown toward the cakes through the air outlet holes; a plurality of racks are arranged on the support plate and are located above the corresponding support plates; each rack is provided with a second hot air component that transports hot air directly to the cake receiving piece.
进一步,每个盛糕件包括同轴转动连接在转动孔内的转动柱和位于转动柱上的盛糕盘;每个转动柱上开有卡槽;每个盛糕盘通过底部的卡块卡接在卡槽内。Furthermore, each cake holding member comprises a rotating column coaxially connected to the rotating hole and a cake holding plate located on the rotating column; a slot is provided on each rotating column; and each cake holding plate is connected to the slot via a clamping block at the bottom.
进一步,第一热风组件包括同轴连接在固定管背离支撑盘一端的第一热风管;第一热风管内通过第一支撑架连接有第一热风电机;第一热风电机的动力端连接有若干第一扇叶;第一热风管内设有位于固定管和第一扇叶之间的第一电加热环。Furthermore, the first hot air component includes a first hot air pipe coaxially connected to the end of the fixed pipe away from the support plate; a first hot air motor is connected to the first hot air pipe through a first support frame; a power end of the first hot air motor is connected to a plurality of first fan blades; and a first electric heating ring is provided in the first hot air pipe between the fixed pipe and the first fan blades.
进一步,每个架体包括位于对应盛糕件上方的顶环;每个顶环通过连接杆连接在支撑盘上;每个顶环上具有正对于盛糕件的顶口;每个第二热风组件包括同轴连接在顶环背离支撑盘一侧的第二热风管;第二热风管内通过第二支撑架连接有第二热风电机;第二热风电机的动力端连接有若干第二扇叶;第二热风管内设有位于顶环和第二扇叶之间的第二电加热环。Furthermore, each frame includes a top ring located above the corresponding cake holding member; each top ring is connected to the support plate through a connecting rod; each top ring has a top opening facing the cake holding member; each second hot air assembly includes a second hot air pipe coaxially connected to the side of the top ring away from the support plate; a second hot air motor is connected to the second hot air pipe through a second support frame; a power end of the second hot air motor is connected to a plurality of second fan blades; a second electric heating ring is provided in the second hot air pipe between the top ring and the second fan blades.
进一步,烘焙箱本体内放置有底板;支撑盘通过若干底柱连接在底板上。Furthermore, a bottom plate is placed in the baking box body; the support plate is connected to the bottom plate through a plurality of bottom columns.
本实用新型的有益效果在于:The beneficial effects of the utility model are:
通过第一热风组件能够对盛糕件上的糕点周侧进行均匀烘焙,提高糕点周侧受热的均匀性;配合第二热风组件能够单独向糕点的上表面进行烘焙,使得单个盛糕件上的糕点能够受热均匀,提高整个烘焙的均匀性;同时,通过每个盛糕件上放置一个糕点,能够让糕点之间具有足够的距离,避免了糕点相互遮挡而出现受热不均匀的情形出现,从而提高了糕点烘焙的均匀性。The first hot air component can be used to evenly bake the sides of the cakes on the cake serving piece, thereby improving the uniformity of heating on the sides of the cakes; in conjunction with the second hot air component, the upper surface of the cakes can be baked alone, so that the cakes on a single cake serving piece can be heated evenly, thereby improving the uniformity of the entire baking; at the same time, by placing a cake on each cake serving piece, there can be enough distance between the cakes, avoiding the situation where the cakes block each other and cause uneven heating, thereby improving the uniformity of baking the cakes.
本实用新型的其他优点、目标和特征将在随后的说明书中进行阐述,并且在某种程度上对本领域技术人员而言是显而易见的,或者本领域技术人员可以从本实用新型的实践中得到教导。本实用新型的目标和其他优点可以通过下面的说明书来实现和获得。Other advantages, objectives and features of the utility model will be described in the following description and will be apparent to those skilled in the art to some extent, or those skilled in the art can be taught from the practice of the utility model. The objectives and other advantages of the utility model can be realized and obtained through the following description.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
为了使本实用新型的目的、技术方案和有益效果更加清楚,本实用新型提供如下附图进行说明:In order to make the purpose, technical solution and beneficial effects of the utility model clearer, the utility model provides the following drawings for illustration:
图1为本实用新型的三维图;Figure 1 is a three-dimensional diagram of the utility model;
图2为本实用新型烘焙箱内的结构三维图;FIG2 is a three-dimensional diagram of the structure inside the baking box of the utility model;
图3为本实用新型底板上的结构三维图;FIG3 is a three-dimensional diagram of the structure on the bottom plate of the utility model;
图4为本实用新型转动柱和盛糕盘的连接三维图;FIG4 is a three-dimensional diagram of the connection between the rotating column and the cake tray of the utility model;
图5为本实用新型第一热风组件的三维图;FIG5 is a three-dimensional diagram of the first hot air component of the present invention;
图6为本实用新型第二热风组件的三维图。FIG. 6 is a three-dimensional diagram of the second hot air assembly of the present invention.
附图中标记如下:烘焙箱本体1、挡门2、支撑盘3、固定管4、出风孔5、转动孔6、架体7、转动柱8、盛糕盘9、第一热风管10、第一热风电机11、第一电加热环12、第一电源13、连接杆14、第二热风管15、第二扇叶16、第二电加热环17、底板18、驱动电机19、固定电机20。The markings in the accompanying drawings are as follows: baking box body 1, baffle door 2, support plate 3, fixed pipe 4, air outlet 5, rotating hole 6, frame 7, rotating column 8, cake serving plate 9, first hot air duct 10, first hot air motor 11, first electric heating ring 12, first power supply 13, connecting rod 14, second hot air duct 15, second fan blades 16, second electric heating ring 17, bottom plate 18, drive motor 19, and fixed motor 20.
具体实施方式DETAILED DESCRIPTION
如图1~6所示,本实用新型提供一种用于糕点加工的烘焙箱,包括烘焙箱本体1;烘焙箱本体1的一侧通过合页铰接有挡门2;烘焙箱内设有水平的支撑盘3;支撑盘3上同轴转动连接有竖向的固定管4;固定管4的周侧开有若干出风孔5;支撑盘3上均匀设有若干位于固定管4外侧的转动孔6;每个转动孔6内同轴转动连接有用于放置糕点的盛糕件;固定管4上设有第一热风组件;第一热风组件能够向固定管4输送热风,且热风能够通过出风孔5吹向糕点;支撑盘3上设有若干位于对应支撑盘3上方的架体7;每个架体7上设有正对于盛糕件输送热风的第二热风组件。As shown in Figures 1 to 6, the utility model provides a baking box for pastry processing, comprising a baking box body 1; a door 2 is hinged on one side of the baking box body 1 through a hinge; a horizontal support plate 3 is arranged in the baking box; a vertical fixed pipe 4 is coaxially rotatably connected to the support plate 3; a plurality of air outlet holes 5 are opened on the circumference of the fixed pipe 4; a plurality of rotating holes 6 located outside the fixed pipe 4 are evenly arranged on the support plate 3; a cake holding piece for placing cakes is coaxially rotatably connected in each rotating hole 6; a first hot air component is arranged on the fixed pipe 4; the first hot air component can transport hot air to the fixed pipe 4, and the hot air can be blown toward the cakes through the air outlet holes 5; a plurality of racks 7 located above the corresponding support plates 3 are arranged on the support plate 3; each rack 7 is provided with a second hot air component that transports hot air directly to the cake holding piece.
上述技术方案的原理及有益效果:Principle and beneficial effects of the above technical solution:
将单个糕点放置在对应的盛糕件上,然后关闭挡门2,之后通过第一热风组件向固定管4内送热风,热风通过出风孔5能够对糕点的周侧进行烘焙加工,同时控制固定管4和盛糕件转动,能够改变糕点周侧和出风孔5的位置,使得通过第一热风组件产生的热风能够对糕点的周侧进行均匀烘焙加工;同时,配合第二热风组件能够各自对下方盛糕件上的糕点进行单独烘焙加工。Place a single cake on the corresponding cake serving piece, then close the baffle door 2, and then send hot air into the fixed tube 4 through the first hot air component. The hot air can bake the surrounding side of the cake through the air outlet 5. At the same time, control the fixed tube 4 and the cake serving piece to rotate, so as to change the position of the surrounding side of the cake and the air outlet 5, so that the hot air generated by the first hot air component can evenly bake the surrounding side of the cake; at the same time, in conjunction with the second hot air component, the cakes on the cake serving piece below can be baked separately.
本申请中,通过第一热风组件能够对盛糕件上的糕点周侧进行均匀烘焙,提高糕点周侧受热的均匀性;配合第二热风组件能够单独向糕点的上表面进行烘焙,使得单个盛糕件上的糕点能够受热均匀,提高整个烘焙的均匀性;同时,通过每个盛糕件上放置一个糕点,能够让糕点之间具有足够的距离,避免了糕点相互遮挡而出现受热不均匀的情形出现,从而提高了糕点烘焙的均匀性。In the present application, the first hot air component can be used to evenly bake the sides of the cakes on the cake serving piece, thereby improving the uniformity of heating on the sides of the cakes; in conjunction with the second hot air component, the upper surface of the cakes can be baked alone, so that the cakes on a single cake serving piece can be heated evenly, thereby improving the uniformity of the entire baking; at the same time, by placing a cake on each cake serving piece, there can be enough distance between the cakes, thereby avoiding the situation where the cakes block each other and cause uneven heating, thereby improving the uniformity of baking the cakes.
本实施例中,如图1、4所示,每个盛糕件包括同轴转动连接在转动孔6内的转动柱8和位于转动柱8上的盛糕盘9;每个转动柱8上开有卡槽;每个盛糕盘9通过底部的卡块卡接在卡槽内。In this embodiment, as shown in Figures 1 and 4, each cake holding member includes a rotating column 8 coaxially rotatably connected to the rotating hole 6 and a cake holding plate 9 located on the rotating column 8; a slot is provided on each rotating column 8; and each cake holding plate 9 is connected to the slot through a clamping block at the bottom.
上述技术方案的原理及有益效果:Principle and beneficial effects of the above technical solution:
盛糕盘9通过卡块能够稳定的卡接在卡槽内,提高了盛糕盘9的放置稳定性,同时,在烘焙完成后,能够通过提起盛糕盘9的方式取出糕点。The cake serving plate 9 can be stably engaged in the card slot by means of the card block, thereby improving the placement stability of the cake serving plate 9. At the same time, after baking is completed, the cakes can be taken out by lifting the cake serving plate 9.
本实施例中,如图2、5所示,第一热风组件包括同轴连接在固定管4背离支撑盘3一端的第一热风管10;第一热风管10内通过第一支撑架连接有第一热风电机11;第一热风电机11的动力端连接有若干第一扇叶;第一热风管10内设有位于固定管4和第一扇叶之间的第一电加热环12;第一热风管10的外侧壁设有向第一电加热环12供电的第一电源13。In this embodiment, as shown in Figures 2 and 5, the first hot air component includes a first hot air pipe 10 coaxially connected to the end of the fixed pipe 4 away from the support plate 3; a first hot air motor 11 is connected to the first hot air pipe 10 through a first support frame; a power end of the first hot air motor 11 is connected to a plurality of first fan blades; a first electric heating ring 12 is provided in the first hot air pipe 10 and is located between the fixed pipe 4 and the first fan blades; and a first power supply 13 is provided on the outer wall of the first hot air pipe 10 to supply power to the first electric heating ring 12.
上述技术方案的原理及有益效果:Principle and beneficial effects of the above technical solution:
通过第一电源13给第一电加热环12供电,使得第一电加热环12加热(如何供电并让第一电加热环12产生热量为现有技术,不作赘述),第一热风电机11带动第一扇叶转动形成的气流经过第二电加热环17后形成热风,热风进入固定管4并通过出风孔5流出,并对糕点的周侧进行烘焙)The first electric heating ring 12 is powered by the first power supply 13, so that the first electric heating ring 12 is heated (how to power the first electric heating ring 12 and generate heat is a prior art and will not be described in detail). The first hot air motor 11 drives the first fan blade to rotate to form an airflow that passes through the second electric heating ring 17 to form hot air. The hot air enters the fixed pipe 4 and flows out through the air outlet 5, and bakes the surrounding side of the cake).
本实施例中,如图2、6所示,每个架体7包括位于对应盛糕件上方的顶环;每个顶环通过连接杆14连接在支撑盘3上;每个顶环上具有正对于盛糕件的顶口;每个第二热风组件包括同轴连接在顶环背离支撑盘3一侧的第二热风管15;第二热风管15内通过第二支撑架连接有第二热风电机;第二热风电机的动力端连接有若干第二扇叶16;第二热风管15内设有位于顶环和第二扇叶16之间的第二电加热环17;第二热风管15的外侧壁设有向第二电加热环17供电的第二电源。In this embodiment, as shown in Figures 2 and 6, each frame 7 includes a top ring located above the corresponding cake holding member; each top ring is connected to the support plate 3 through a connecting rod 14; each top ring has a top opening facing the cake holding member; each second hot air assembly includes a second hot air pipe 15 coaxially connected to the side of the top ring away from the support plate 3; a second hot air motor is connected to the second hot air pipe 15 through a second support frame; a plurality of second fan blades 16 are connected to the power end of the second hot air motor; a second electric heating ring 17 is provided in the second hot air pipe 15 and is located between the top ring and the second fan blades 16; and a second power supply is provided on the outer wall of the second hot air pipe 15 to supply power to the second electric heating ring 17.
上述技术方案的原理及有益效果:Principle and beneficial effects of the above technical solution:
通过第二电源给第二电加热环17供电,使得第二电加热环17加热,第二热风电机带动第二扇叶16转动形成的气流经过第二电加热环17后形成热风,热风能够对糕点的上表面进行烘焙。The second electric heating ring 17 is powered by the second power supply, so that the second electric heating ring 17 is heated. The airflow formed by the second hot air motor driving the second fan blades 16 to rotate passes through the second electric heating ring 17 to form hot air, which can bake the upper surface of the cake.
本实施例中,如图2、3所示,烘焙箱本体1内放置有底板18;支撑盘3通过若干底柱连接在底板18上;底板18上设有若干驱动电机19;每个驱动电机19的动力端伸入转动孔6,且与转动柱8的底端同轴连接;底板18上设有固定电机20;固定电机20的动力端转动贯穿支撑盘3,且与固定管4远离第一热风组件的一端同轴连接;固定管4远离第一热风组件的一端封堵。In this embodiment, as shown in Figures 2 and 3, a bottom plate 18 is placed in the baking box body 1; the support plate 3 is connected to the bottom plate 18 through a plurality of bottom columns; a plurality of drive motors 19 are provided on the bottom plate 18; the power end of each drive motor 19 extends into the rotating hole 6 and is coaxially connected to the bottom end of the rotating column 8; a fixed motor 20 is provided on the bottom plate 18; the power end of the fixed motor 20 rotates through the support plate 3 and is coaxially connected to one end of the fixed pipe 4 away from the first hot air component; and one end of the fixed pipe 4 away from the first hot air component is blocked.
上述技术方案的原理及有益效果:Principle and beneficial effects of the above technical solution:
在烘焙完成后,能够将底板18取出,从而取出放在在盛糕件上的糕点;通过固定电机20能够带动固定管4转动,通过驱动电机19能够带动转动柱8转动,这样能够让从出风孔5吹出的热风对糕点的周侧均匀烘焙。After baking is completed, the bottom plate 18 can be taken out, so as to take out the cakes placed on the cake container; the fixed tube 4 can be driven to rotate by the fixed motor 20, and the rotating column 8 can be driven to rotate by the driving motor 19, so that the hot air blown out from the air outlet 5 can evenly bake the surrounding sides of the cakes.
最后说明的是,以上优选实施例仅用以说明本实用新型的技术方案而非限制,尽管通过上述优选实施例已经对本实用新型进行了详细的描述,但本领域技术人员应当理解,可以在形式上和细节上对其作出各种各样的改变,而不偏离本实用新型权利要求书所限定的范围。Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420339647.6U CN221729525U (en) | 2024-02-23 | 2024-02-23 | Baking box for cake processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420339647.6U CN221729525U (en) | 2024-02-23 | 2024-02-23 | Baking box for cake processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221729525U true CN221729525U (en) | 2024-09-20 |
Family
ID=92738504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420339647.6U Active CN221729525U (en) | 2024-02-23 | 2024-02-23 | Baking box for cake processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221729525U (en) |
-
2024
- 2024-02-23 CN CN202420339647.6U patent/CN221729525U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209047299U (en) | A kind of biscuit apparatus for baking | |
| CN221729525U (en) | Baking box for cake processing | |
| CN221764112U (en) | Fully automatic drying oven for steamed buns | |
| CN222055259U (en) | A divisible oven for easy feeding | |
| CN118680183A (en) | A bread coating multiple baking temperature control processing technology and device | |
| CN212545292U (en) | Baking device for biscuit production | |
| CN217137645U (en) | A new type of naan oven | |
| CN214102942U (en) | Cake baking oven with rapid cooling mechanism | |
| CN213961520U (en) | Heat exchange cooling device in baking sauce emulsification process | |
| CN221634863U (en) | Baking equipment that cake processing was used | |
| CN221306988U (en) | Hot air rotary furnace for cake | |
| CN211722857U (en) | Baking oven | |
| CN223008281U (en) | An automated food baking device | |
| CN221785146U (en) | Rotary oven | |
| CN209391730U (en) | Air oven | |
| CN223380451U (en) | A baking machine for instant prepared dishes | |
| CN216601435U (en) | A kind of pastry baking equipment | |
| CN217038622U (en) | Intelligent continuous crusty pancake baking machine | |
| CN221979891U (en) | A grill for producing prefabricated dough cakes | |
| CN222656101U (en) | High-temperature sterilization equipment for processing fermented flour-paste food | |
| CN214537223U (en) | Baking device for electronic components | |
| CN221903336U (en) | A uniformly heated vacuum oven | |
| CN222352774U (en) | Drying oven capable of uniformly drying | |
| CN221888115U (en) | Fully automatic contact oven | |
| CN221690045U (en) | Meat marinating pot for food processing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |