The spelling of the word "spiral joint" is based on its pronunciation, which is transcribed as /ˈspaɪrəl dʒɔɪnt/. The first part of this compound word, "spiral," is pronounced with a long "i" sound (/aɪ/) and "r" sound (/r/), while the second part, "joint," is pronounced with a "j" sound (/dʒ/) and "oi" sound (/ɔɪ/). Together, the two parts form a compound word referring to a type of joint that allows for rotation, commonly used in plumbing and mechanical engineering.
A spiral joint, also known as a helical joint, is a mechanical connection mechanism used to join two or more components in a rotational manner. It consists of interlocking threads that form a spiral or helix-shaped pattern, allowing the components to be securely fastened together and capable of rotational movement.
The design of a spiral joint consists of a male and female component, often in the form of a bolt and nut. The male component features an external thread wrapped around its cylindrical body, forming a spiral groove. The female component has a corresponding internal thread with a matching spiral groove. When the male and female components are brought together, their interlocking threads engage in a screw-like motion, enabling the joint to rotate while maintaining a strong connection.
The primary advantage of a spiral joint is its ability to provide rotational movement while maintaining a secure connection. This makes it ideal for applications where parts need to be easily assembled, disassembled, or adjusted, such as in machinery, automotive engines, and construction equipment. The spiral joint's helical design distributes the applied force evenly along the threads, increasing the joint's load-bearing capacity and reducing the likelihood of loosening under rotational or vibrational forces.
Overall, the spiral joint is a versatile and reliable mechanism that offers both rotational mobility and structural integrity, making it a widely used solution in various industries for connecting and articulating components.
• Cochlear j.
• Articulatio cochlearis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "spiral" comes from the Latin word "spiralis", which means "winding" or "coiling". It is derived from the Latin verb "spirare", meaning "to breathe" or "to blow". The term "joint" has its roots in Old French, where "joint" meant "a joining or connection". It originated from the Latin word "iunctus", which means "joined" or "connected". Bringing these two words together, "spiral joint" essentially refers to a connection or articulation formed in a spiral or coiled manner.