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parts×向陽技研 - List of Manufacturers, Suppliers, Companies and Products

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Sofa headrest, armrest gear 'GS-ER'

Sofa headrest, armrest gear 'GS-ER'

Unbreakable! No rattling! Our flagship product has passed over 10,000 durability tests. Specifications available upon request.

【Features】 ■ Prevents product failure due to overload ■ No clicking noise, so it won't be bothersome ■ Stepless adjustment available *For more details, please refer to the visual sheet and catalog available for PDF download. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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Sofa headrest, armrest gear 'ST250'

Sofa headrest, armrest gear 'ST250'

Sound Zero! A product that allows smooth angle adjustment, passing over 10,000 durability tests. Specification sheet available.

【Features】 ■ Slim finish ■ No clicking sound, so it won't be bothersome ■ Fine angle adjustments possible with a 2° pitch *For more details, please refer to the visual sheet and catalog available for download in PDF. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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Sofa headrest, armrest gear 'LS200-α'

Sofa headrest, armrest gear 'LS200-α'

Easily lock in your preferred position! Products with free lock feature, 50,000 cycles of no-load durability, catalog available.

【Features】 ■ Usable even when deformed ■ Angle adjustment possible at your preferred position with free lock ■ Fine angle adjustment available with 2° pitch *For more details, please refer to the catalog available for download in PDF. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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Sofa headrest, armrest gear 'LS200-MP'

Sofa headrest, armrest gear 'LS200-MP'

Super multi-segment! A product with enhanced durability of the rotation axis, with a no-load endurance of 50,000 cycles. Catalog available.

【Features】 ■ Increased durability compared to the 100 series ■ Quiet click sound due to 2° pitch ■ Fine angle adjustments possible with 2° pitch *For more details, please refer to the catalog available for download in PDF. Feel free to contact us. Our online shop can be found here. https://koyoeng.base.shop/categories/5262592

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Sofa backrest, armrest gear 'LS300-MP'

Sofa backrest, armrest gear 'LS300-MP'

Powerful! A product with stability and peace of mind. 50% increased durability compared to the 200 series. Catalog available.

【Features】 ■ Detachable for reduced shipping costs ■ Quiet click sound due to 2° pitch ■ Fine angle adjustments possible with 2° pitch *For more details, please refer to the catalog available for download in PDF. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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Chair backrest, headrest gear 'KDR-H'

Chair backrest, headrest gear 'KDR-H'

High strength! A product that can be locked at your preferred angle. Passed 10,000 cycle repetitive testing. Specifications available.

【Features】 ■ High load capacity of 330N·m ■ Angle adjustment possible in a small space ■ Usable for high-back products *For more details, please refer to the visual sheet and catalog available for download in PDF. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262597

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Chair backrest, headrest gear 'FR-H'

Chair backrest, headrest gear 'FR-H'

Super multi-segment! A product that can be locked at your preferred angle (enhanced load capacity) has passed 10,000 cycle repeat tests. Specifications available upon request.

【Features】 ■ Adjustable angle in a small space ■ Fine angle adjustment with 42 steps at 2° pitch *For more details, please refer to the visual sheet and catalog available for download in PDF. Feel free to contact us. Our online shop can be found here: https://koyoeng.base.shop/categories/5262597

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Chair backrest, headrest gear 'KS-12SE(LG)'

Chair backrest, headrest gear 'KS-12SE(LG)'

The most standard! A stable product that has passed 10,000 cycle repeat tests. Catalog available.

【Features】 ■Standard type ■Adjustable with a 6° pitch in 14 steps *For more details, please refer to the catalog available for download in PDF. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262597

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Chair backrest, headrest gear 'KS-12(16)HG'

Chair backrest, headrest gear 'KS-12(16)HG'

Increased strength! A more stable product. Passed 10,000 cycle repeated testing. Specification sheet available.

【Features】 ■Strengthened type ■Adjustable with a 6° pitch and 14 levels *For more details, please refer to the visual sheet and catalog available for PDF download. Feel free to contact us. Our online shop can be found here: https://koyoeng.base.shop/categories/5262597

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KOYO's technological capabilities

KOYO's technological capabilities

Years of experience and advanced technical skills! We respond flexibly to customer requests.

We would like to introduce our technological capabilities. With a unique perspective, we have interpreted the market and created numerous innovative original products. Our strength lies not only in developing products but also in responding to our customers' needs and conducting mechanism development tailored to specifications. Furthermore, from the initial stages of ideas to concrete product design, we closely collaborate with our customers to realize the value demanded by the market. 【Technological Capabilities】 ■ Prototyping and Design Technology ■ Planning and Development Technology ■ Mold Technology ■ Mass Production Technology ■ Evaluation ■ Global Delivery *For more details, please refer to the related links or feel free to contact us.

  • Mold Design

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KOYO Online Shop

KOYO Online Shop

We also accommodate custom orders, OEM, and mold manufacturing! A variety of products are listed.

We would like to introduce "KOYO Online Shop" by Koyo Giken Co., Ltd. While the selection is smaller than the combinations of products listed in the catalog and on the website, items not found on the pages linked below can be addressed by contacting us through the website or by phone. Additionally, we can accommodate custom orders, OEM, and mold manufacturing. Please feel free to reach out to us when you need assistance. 【Featured Products (Excerpt)】 ■ Gas-powered height-adjustable table ■ Flap table ■ Height-adjustable folding table with four legs ■ Wireless charger *For more details, please refer to the related links or feel free to contact us.

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Numerous manufacturing achievements in sheet-type products: KOYO's mold technology.

Numerous manufacturing achievements in sheet-type products: KOYO's mold technology.

We pursue the optimization of quality and efficiency, supporting the preparation for mass production of products!

We would like to introduce our mold technology. With years of experience and advanced technical skills, KOYO responds to a wide range of needs, from the production of precision molds to maintenance, particularly in resin molds. In each process of mold production, we pursue the optimization of quality and efficiency to support the preparation for mass production of products. 【KOYO's Technical Capabilities】 ■ Planning and Development Technology ■ Prototyping and Design Technology ■ Mold Technology ■ Mass Production Technology ■ Evaluation ■ Global Delivery *For more details, please refer to the related links or feel free to contact us.

  • Other molds

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Comprehensive Catalog V6

Comprehensive Catalog V6

Introduction of KOYO parts used in over 30 countries worldwide.

This catalog is the product catalog of Koyo Giken Co., Ltd., which is highly regarded worldwide as a brand of parts for chairs, sofas, tables, and more, constantly producing innovative functional parts. It features a variety of high-quality parts for different applications, such as ratchet gears for reclining movements, up-and-down fittings for vertical movements, and rotating fittings for rotational movements. We have newly included products such as the slimmest lifting leg "KVSI" and the silent, stepless angle-adjustable "GS-ER," further enhancing readability. 【Contents】 - Table legs - Angle adjustment parts (for sofas) - Angle adjustment parts (for floor chairs) - Electrical components - Rotating plates *For more details, please download the PDF or feel free to contact us. If you would like a printed catalog, please request it through the contact form, and we will send it to you free of charge.

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Sofa headrest, armrest gear 'IS250'

Sofa headrest, armrest gear 'IS250'

The simplest! Standard product that has passed over 10,000 durability tests. Catalog available.

【Features】 ■ Simple and slim design ■ Fine adjustments possible with a 6° pitch ■ 1.8 times higher strength than the 250 series *For more details, please check the catalog available for PDF download. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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Sofa backrest, armrest gear 'IS450'

Sofa backrest, armrest gear 'IS450'

High durability! A product with even higher strength than the conventional 250 series. Passed over 10,000 durability tests. Catalog available.

【Features】 ■ Simple and slim design ■ Fine adjustments possible with a 6° pitch ■ 1.8 times higher strength than the 250 series *For more details, please refer to the catalog available for PDF download. Feel free to contact us. Here is our online shop. https://koyoeng.base.shop/categories/5262592

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