Oil-gathering frying pan

By forming an outward protrusion in the middle of the bottom surface of the pot and setting outward protrusions, the problems of limited applicability and easy deformation of the existing oil-absorbing pots are solved, thus achieving wider applicability and stability.

WO2026113224A1PCT designated stage Publication Date: 2026-06-04ZHEJIANG SANHE KITCHENWARE CO LTD

Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
ZHEJIANG SANHE KITCHENWARE CO LTD
Filing Date
2025-04-10
Publication Date
2026-06-04

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Abstract

An oil-gathering frying pan, comprising a pan body. The pan body comprises a bottom (1) and a side wall (2); the middle of the bottom (1) protrudes outward to form an outwardly-protruding portion (3); the outer side of the bottom (1) is provided with an outwardly-protruding member (4) which protrudes outward from the outer side of the bottom (1), such that the pan body can be placed flat on a stove; and the protruding height of the outwardly-protruding member (4) is greater than that of the outwardly-protruding portion (3). The outwardly-protruding member (4) is directly arranged on the pan body and is also applicable to a pan without a multilayer composite bottom; and additionally, the outwardly-protruding member (4) is not limited to a relatively thin multilayer composite bottom and can enhance the strength thereof.
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Description

A non-oil-leaking frying pan Technical Field

[0001] This invention relates to a non-oil-leaking frying pan. Background Technology

[0002] CN215738366U, CN211380763U, CN213405722U, and CN217137584U all disclose a type of oil-collecting flat-bottomed pan: the bottom surface of the pan body has a double-layered bottom sheet, on which raised ribs are rolled or folded, and the bottom surface of the pan body has outward-facing recesses, which form oil-collecting pits to achieve the oil-collecting effect. However, it also has drawbacks: it is only applicable to pans with double-layered bottom sheets, and because the double-layered bottom sheet is relatively thin, the raised ribs formed on it are prone to deformation; therefore, in some structures, reinforcing steel bars need to be added to the hollow raised ribs. Technical issues

[0003] To overcome the above-mentioned shortcomings of existing oil-concentrated pans, the present invention provides an oil-concentrated flat-bottomed pan with a wider range of applications. Technical solutions

[0004] The technical solution of the present invention to solve its technical problem is: a non-oil-leaking flat-bottomed pan, including a pan body, the pan body including a bottom surface and a side surface, the middle part of the bottom surface protruding outward to form an outward protrusion, the outer side surface of the bottom surface having an outward protrusion protruding outward from the outer side surface of the bottom surface so that the pan body can be placed flat on the stove, and the protrusion height of the outward protrusion is greater than the protrusion height of the outward protrusion.

[0005] Furthermore, the aforementioned protruding part is a convex circle.

[0006] Furthermore, the protruding part is located at the outer edge of the bottom surface.

[0007] Furthermore, the protruding part is a solid component that is integral with the bottom surface.

[0008] Furthermore, a backing sheet is provided on the outer side of the bottom surface. Beneficial effects

[0009] The beneficial effects of the present invention are as follows: the protruding part is directly provided on the pot body, and it is also applicable to pots without a bottom plate. At the same time, the protruding part is not limited to a thin bottom plate, and can enhance its strength. Attached Figure Description

[0010] Figure 1 is a schematic diagram of the structure of the present invention.

[0011] Figure 2 is a cross-sectional view of the present invention. Embodiments of the present invention

[0012] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0013] Referring to Figures 1 and 2, a non-oil-leaking flat-bottomed pan includes a pan body comprising a bottom surface 1 and side surfaces 2. The center of the bottom surface 1 protrudes outward to form an outward protrusion 3. The outer side of the bottom surface 1 has an outward protrusion 4 extending outward from the outer side of the bottom surface, allowing the pan body to be placed flat on a stovetop. That is, when the pan body is placed on the stovetop, the outward protrusion 4 acts as a support, ensuring stable placement. To better achieve this purpose, the outward protrusion 4 is preferably a convex circle, preferably located at the outer edge of the bottom surface. Alternatively, it can consist of several intermittent outward protrusions. Especially when the outer side of the bottom surface of the pan body also has a double bottom plate 5, this invention can also be used on an induction cooker, in which case the outward protrusion 4 can be placed stably on the induction cooker.

[0014] Furthermore, the protrusion height of the outer protrusion 4 is greater than that of the outer protrusion 3. Thus, when the pot is heated, the outer protrusion 3, which protrudes further outward from the center of the bottom surface, expands further due to heat, forming an oil-collecting pit in the center of the bottom surface 1 of the pot, achieving the desired effect. When the outer protrusion 3 further expands outward due to heat, since the protrusion height of the outer protrusion 4 is greater than that of the outer protrusion 3, the outer protrusion 3 will not come into contact with the stove (especially when the stove is an induction cooker), ensuring the stable placement of the pot.

[0015] In one embodiment, the protruding part 4 is a solid component integral with the bottom surface 1. The protruding part 4 can be formed by casting or by spinning. Since the solid protruding part 4 is integral with the bottom surface 1, it has better strength and is less prone to deformation.

[0016] In the description of this specification, references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0017] The embodiments of the present invention have been described above. However, the present invention is not limited to the above embodiments. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A non-oil-leaking frying pan, comprising a pan body, said pan body including a bottom surface and side surfaces, characterized in that: The center of the bottom surface protrudes outward to form an outward protrusion. The outer side of the bottom surface has an outward protrusion that protrudes outward from the outer side of the bottom surface so that the pot body can be placed flat on the stove. The protrusion height of the outward protrusion is greater than the protrusion height of the outward protrusion.

2. The frying pan as described in claim 1, characterized in that: The aforementioned protruding part is a convex circle.

3. The frying pan as described in claim 2, characterized in that: The protruding part is located at the outer edge of the bottom surface.

4. The frying pan as described in any one of claims 1-3, characterized in that: The protruding part is a solid component that is integral with the bottom surface.

5. The frying pan as described in any one of claims 1-3, characterized in that: The outer side of the bottom surface is also provided with a backing sheet.