Gearbox assembly apparatus

The gearbox assembly apparatus addresses installation challenges in confined spaces by enabling precise lifting and balancing, ensuring safe and efficient single-person installation.

WO2025183652A1PCT designated stage Publication Date: 2025-09-04FNSS SAVUNMA SISTEMLERI A S
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Patent Information

Application Number
PCT/TR2025/050152
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-02-19
Publication Date
2025-09-04

AI Technical Summary

Technical Problem

Existing gearbox installation methods in wheeled military vehicles face difficulties in confined spaces, requiring manual balancing and straining personnel, leading to installation challenges and potential accidents.

Method used

A gearbox assembly apparatus with a holder, ring, and robust body that allows for precise lifting and balancing, enabling single-person installation and reducing physical strain.

Benefits of technology

Facilitates easy and safe gearbox installation in confined spaces, reducing workplace accidents and enhancing operational efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to an assembly apparatus (10) used for mounting gearboxes (20) that are utilized to change the direction of torque and / or increase the required torque while transmitting power from the transmission to the axles and wheels in wheeled military and / or armored vehicles The invention specifically concerns an assembly apparatus (10) that includes a holder (16) that grips the gearbox (20) and moves along a rail (15), a ring (11) that enables the lifting of the gearbox (20) and the assembly apparatus (10), an a robust body (13) that ensures the balanced lifting of the gearbox (20).
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Description

[0001] GEARBOX ASSEMBLY APPARATUS

[0002] TECHNICAL FIELD

[0003] The invention relates to an assembly apparatus used for mounting gearboxes that are utilized to change the direction of torque and / or increase the required torque while transmitting power from the transmission to the axles and wheels in wheeled military and / or armored vehicles.

[0004] The invention specifically concerns an assembly apparatus that includes a holder that grips the gearbox and moves along a rail, a ring that enables the lifting of the gearbox and the assembly apparatus, and a robust body that ensures the balanced lifting of the gearbox.

[0005] STATE OF THE ART

[0006] In wheeled military vehicles, the direction of power from the transmission must be changed to transmit it to the axles and wheels. In some cases, the required torque cannot be provided directly from the transmission output, so gearboxes of this type are used to increase torque.

[0007] In the existing technique, the gearbox is lifted from a lifting point and mounted onto supports. According to this technique, the area where the gearbox will be mounted must be open at the top.

[0008] When installing a gearbox in an enclosed area with only one open side, several difficulties arise. Personnel need to push and balance the gearbox, which makes mounting difficult. Due to these operational challenges, the gearboxes cannot be properly placed on their supports. As a result, the necessity for a new economical, practical, and user-friendly gearbox assembly apparatus, as well as the inadequacy of existing solutions, have made it essential to develop an improvement in the related technical field.

[0009] OBJECTIVE OF THE INVENTION

[0010] The present invention relates to an apparatus developed to eliminate the disadvantages mentioned above and introduce new advantages to the related technical field. It ensures the easy installation of gearboxes to be mounted in confined spaces due to the vehicle's layout.

[0011] The most significant objective of the invention is to enable the precise installation and positioning of these gearboxes in confined spaces resulting from vehicle layout requirements.

[0012] Another important objective of the invention is to prevent physical strain on personnel during the operation.

[0013] Another objective of the invention is to reduce workplace accidents and injuries, ensuring faster operational processes.

[0014] Another important objective of the invention is to enable the assembly process to be carried out by a single person.

[0015] The structural and characteristic features of the invention, along with all its advantages, will be more clearly understood through the figures presented below and the detailed explanations referring to these figures. Therefore, the evaluation must be conducted considering these figures and detailed explanations. DRAWINGS TO HELP UNDERSTAND THE INVENTION

[0016] FIGURE -1; A visual representation of the gearbox assembly apparatus of the invention. FIGURE -2; A visual representation of the gearbox assembly apparatus of the invention. FIGURE -3; A visual representation of the gearbox assembly apparatus of the invention. FIGURE -4; A visual representation of the gearbox assembly apparatus of the invention.

[0017] REFERENCE NUMBERS

[0018] 10. Assembly Apparatus

[0019] 11. Ring

[0020] 12. Adjustment Group

[0021] 13. Body

[0022] 14. Shaft

[0023] 15. Rail

[0024] 16. Holder

[0025] 17. Bearing

[0026] 18. Housing

[0027] 20. Gearbox

[0028] DETAILED DESCRIPTION OF THE INVENTION

[0029] This detailed description explains preferred embodiments of the assembly apparatus (10) solely to facilitate a better understanding of the subject and without any limiting effect.

[0030] Figures 1-4 depict the assembly apparatus (10) and its details. In the invention, the gearbox (20) is attached to the holder (16). The ring (11) is connected to a crane, and the gearbox (20) is lifted using the assembly apparatus (10). Once the system is completely lifted, its balance is checked in a free state. If necessary, for fine-tuning, the ring (11) is shifted to the appropriate position on the adjustment group (12), which connects it to the body (13). Here, the body (13) ensures the balanced lifting of the gearbox (20) and has a highly robust structure. Using a crane, the gearbox (20) is lifted into the vehicle for installation.

[0031] Due to the self-locking bearing (17), the holder (16) and gearbox (20) do not move unless an external force is applied to the shaft (14).

[0032] After initial positioning, the shaft (14), which is connected to the housing (18) through the bearing (17), is turned using a pneumatic hand tool or wrench. This motion moves the holder (16) along the rail (15), which is connected to the housing (18). Meanwhile, the housing (18) and body (13) remain interconnected. Since the center of gravity shifts slightly as the gearbox (20) moves, balance is readjusted using the overhead crane. Once the fine positioning is completed by moving the holder (16) with the shaft (14), the gearbox (20) is properly seated, and its bolts are lightly tightened. Subsequently, the bolts attaching the gearbox (20) to the holder (16) are removed, and the assembly apparatus (10) is detached.

[0033] The protection scope of this application is defined in the claims section and is not limited to the examples described above. It is evident that an expert in the field could implement the novelty presented in the invention using similar structures and / or apply this structure to other areas in the relevant field with similar functional requirements. Therefore, such implementations would lack novelty and inventive step criteria.

Claims

CLAIMS1- The invention relates to an assembly apparatus (10) used for mounting gearboxes (20) that are utilized to change the direction of torque and / or increase the required torque while transmitting power from the transmission to the axles and wheels in wheeled military and / or armored vehicles, characterized by :• A holder (16) that grips the gearbox (20) and moves along a rail (15),• A ring (11) that enables the lifting of the gearbox (20) and the assembly apparatus (10),• A robust body (13) that ensures the balanced lifting of the gearbox (20).2- The assembly apparatus (10) according to Claim 1, characterized by an adjustment group (12) that allows the ring's (11) attachment point to be changed, ensuring balance when the assembly apparatus (10) and gearbox (20) are lifted.3- The assembly apparatus (10) according to Claim 1, characterized by a shaft (14) that, when rotated, moves the holder (16) along the rail (15) through a bearing (17) connected to the housing (18), enabling fine adjustments.4- The assembly apparatus (10) according to Claim 1, characterized by a bearing (17) that prevents movement of the shaft (14), and consequently the holder (16) and gearbox (20), unless an external force is applied.

Citation Information

Patent Citations

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  • Edge monitoring gateway integrated mounting rack for gearbox

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  • Lifting appliance for engine gearbox assembly

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