Alves Precision: A Preserved Archive of Motion Linkage and Machining Excellence

This independent educational archive preserves the historical record of Alves Precision, a former specialist in universal joints, shaft collars, and precision-machined components. The content below is drawn from archived pages and is presented for historical reference only. It does not imply that Alves Precision is currently operating, selling products, or offering services. For current standards and specifications, consult primary sources and relevant industry organizations.

Preserved Heritage: Universal Joints and Shaft Collars

The archived pages of Alves Precision describe a company that, since 1970, specialized in high-quality universal joints and shaft collars. According to the preserved text, these products were marketed as 'built better and cost less' and positioned as 'the ultimate products in motion linkage.' The historical material emphasizes that all wear parts were heat treated for increased life, and the split block design was touted as providing a positive lubrication reservoir for long life and low wear.

The archive details a design where pins moved resistance-free within bushings, while the bushings remained fixed with the yokes. This construction meant that bushings, not yokes, absorbed wear and could be replaced using inexpensive repair kits. The historical claims also note that standard joints were produced from high-grade alloy steel for extra durability, and each part of the same joint was completely interchangeable. All parts were reportedly produced to extremely close tolerances and fitted exactly to meet the most rigid backlash requirements.

The Split Block Design: An Archival Innovation

A central feature in the preserved history is the 'Blue Block' design of universal joints. The archived text explains that the split block construction formed a lubrication chamber, with oil entering through an oil hole in one pin and into a reservoir. As speed increased, oil was thrown centrifugally, ensuring continuous lubrication. This design was presented as a key differentiator, contributing to long life and low wear.

The archive also notes that the Blue Block design was available in stainless steel, with options for keyways, splines, or other special configurations. Protective coverings were offered for use in contaminated atmospheres. These historical details illustrate the engineering focus on durability and adaptability, but they are archival only and do not represent current product availability.

Precision Machining: A Historical Capability

Beyond universal joints, the preserved history highlights Alves Precision's specialization in prototype and production machined parts and assemblies. Since 1970, the company reportedly developed a full-service capability to help customers reduce fabrication and assembly costs. The archive describes machining of wrought bar and plate, as well as net shapes from casting, forging, and powdered metal processes. It also mentions purchasing standard hardware and plating services at competitive prices and delivery schedules.

The archived text details capabilities ranging up to 12 multiple machining operations, including chucking, turning, and grinding to perpendicular or parallel tolerances of .001° or less. It also claims the ability to machine multiple diameter shafts with concentricities to .0015 R TIR, utilizing induction hardening, broaching, and centerless grinding. These historical specifications are provided for context and should be verified with current industry standards if needed.

Archival Services and Support

The preserved pages describe a technical staff that could help redesign parts, organize production processes, and provide precision machined prototypes and short-run parts on a quick delivery schedule. The archive also mentions the provision of SPC/SQC certification to eliminate incoming inspection and the ability to furnish production requirements on a JIT basis. These services were part of the historical offering but are not currently available.

For historical accuracy, it is important to note that the archived text references 'Alves direct' and distributors for repair kits. These references are part of the preserved record and do not imply any current sales channel. Readers seeking similar services today should consult current industrial directories and verify capabilities with active providers.

Verifying Current Standards and Specifications

This archive is intended for educational and historical reference. The specifications and claims from the preserved pages—such as tolerances, materials, and design features—should not be taken as current standards. To verify modern requirements for universal joints, shaft collars, or precision machining, consult primary sources such as industry standards organizations (e.g., ANSI, ISO, AGMA), engineering handbooks, and current manufacturers' technical data.