Attachments for tools in the arts and crafts sector in a modular system

The modular system with extension modules addresses the issue of fixed grip positions in artistic tools, enhancing ergonomics and reducing fatigue by adjusting grip positions and balance points.

DE202026000597U1Active Publication Date: 2026-05-07HAMMER MANUEL
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Patent Information

Authority / Receiving Office
DE · DE
Patent Type
Utility models
Current Assignee / Owner
HAMMER MANUEL
Filing Date
2026-02-09
Publication Date
2026-05-07

AI Technical Summary

Technical Problem

Conventional tools in artistic and craft fields limit the artist's angle of inclination and require high concentration, leading to rapid hand or finger joint fatigue due to fixed grip positions.

Method used

A modular system with extension modules (E1 and E2) allows for adjustable grip positions and relocation of the balance point, reducing hand pressure through elastic material attachments.

Benefits of technology

The modular system enhances ergonomics by minimizing fatigue and improving handling precision by allowing customizable tool grip positions.

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Abstract

Tool holder for crafts in a modular system, characterized in that it consists of an elastic main module (1) which has an inner, stepwise tapered tool receptacle (1a-1h) wherein the tool is completely received in the holder, so that the outer surface of the module forms the primary grip surface.
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Description

Technical field and state of the art

[0001] The invention relates to a device for the ergonomic improvement and adaptation of tools, particularly in the artistic and craft fields. Typically, an artist holds their tool at a certain angle and also exerts a certain amount of pressure on it. With this conventional combination, the artist's angle of inclination is limited to the possible anatomical angle of the human hand. Among other things, the artist must exert a high degree of concentration when working with certain tools that need to be held in an optimal position for extended periods. This often leads to rapid fatigue of the hand or finger joints. The underlying technical problem (task)

[0002] The invention is based on the objective of overcoming the disadvantages of the prior art and creating a solution that enables the artist or creative person to individually adapt and optimize the ergonomics and handling of their tool in order to minimize fatigue and increase precision. Solution to the problem and advantages of the invention

[0003] This problem is solved by the modular system according to the invention. In principle, the invention allows tool sizes in all variants to be adapted by means of extension modules (E1 and E2). A significant advantage lies in the balance zones. This allows the grip position to be individually adjusted and the balance point of the tool to be moved into positions that would not be possible with conventional tools. Since the upper end of the tool disappears completely into the attachment, the primary gripping surface is relocated to the elastic material of the attachment. This reduces pressure on the hand and significantly improves handling. Brief description of the drawings

[0004] An embodiment of the invention is shown with reference to the accompanying drawings ( Fig. 1 to Fig. 6) explained in more detail.

[0005] They show: Fig. 1: The main module in front view with indicated balance areas. Fig. 2: The balance zones in a "bird's-eye view". Fig. 3: The balance ranges in a “dissolved representation” (explosive view). Fig. 4: Fig. 1 with an example tool1 in "X-ray view". Fig. 5: Fig. 1 with extension module E1 and example tool 1 in "X-ray view". Fig. 6: Fig. 1 with extension module E1 and extension module E2 as well as a representation of the balance pressure points. Detailed description of the exemplary implementations

[0006] To Fig. 1: The figure shows the main module (1) and indicates the different balance areas (1a-1g). The main module serves as the base for the tool.

[0007] To Fig. 2: This illustration clarifies the balance areas using two examples. The "balance area" refers to the space given to the tool as a movement space.

[0008] Example a) shows how the main module (from Fig. 1) Widened from top to bottom. Example b) illustrates in detail the extent of the movement space available to the tool within the module.

[0009] To Fig. 3: The main module (1) is shown together with an example tool (1). This illustration serves to better understand the function of the system in conjunction with a used tool.

[0010] To Fig. 4: The figure shows the main module (1) in combination with the extension module (E1) and illustrates the simple logic and modularity of the system. It demonstrates how the system can be adapted.

[0011] To Fig. 5: The main module (1) is shown in combination with the extension module (E1). The connection with another module (E2) is also shown. Module (E2) can be used to fix extremely small, thin, or unusually shaped tools, such as example tool (2), or to create a special or additional balance pressure point.

[0012] To Fig. 6: This figure shows the combination of main module (1), extension module (E1) and module (E2). Arrows are used to specifically explain the resulting balance pressure points that arise from the combination of the modules. Reference symbol list

[0013] The following reference symbols are used in the drawings: 1 Main module 1a Tool holder 1 1b-1h Balance areas (marked b - h in the drawing) 2 Example tool 1 (e.g. pencil) 3 Expansion module E1 3a Tool holder E1 4 Expansion module E2 4a Tool holder E2 5 Example tool 2 (e.g. mine) 6 Balance / Pressure Point 1 7 Balance / Pressure Point 2 8 Balance / Pressure Point 3

Claims

[1] Essay for tools in arts and crafts in a modular system, characterized by , that it consists of an elastic main module (1) which has an internal, stepwise tapered tool receptacle (1a-1h) wherein the tool is fully received in the attachment, so that the outer lateral surface of the module forms the primary gripping surface. [2] Essay according to claim 1, characterized by , that the main module (1) is made of an elastic plastic material, preferably soft PVC or a thermoplastic elastomer (TPE). [3] Article according to claim 1 or 2 , characterized by that the main module (1) can be supplemented by at least one cylindrical or funnel-shaped extension module (E1, E2) which can be inserted precisely into the tool holder to reduce the inner diameter for accommodating thinner tools (5). Additionally characterized by, that defined balance pressure points (6, 7, 8) are created by the geometric shaping of the inner tool holder, which allow a variable tilt angle of the tool within the module.