joint-pin
Definition
- Noun:
- Engineering component: A "joint-pin" is a mechanical fastener, such as a pin or bolt, used to connect two or more parts in a joint, allowing them to pivot or remain fixed.
- Hinge-like element: It functions as a pivot or hinge pin, often in machinery or structural connections.
Usage Examples
- (The pin that connects the arm's segments.)
- (The pin acts as a pivot point.)
Advanced Usage
"to shear a joint-pin": to break or cut the pin under stress.
- The excessive load sheared the joint-pin, causing the linkage to fail. (The pin broke due to force.)
"to lubricate the joint-pin": to apply grease to reduce friction.
- Regularly lubricate the joint-pin to prevent rust and wear. (Maintain the pin for smooth operation.)
Variants and Related Words
Joint-pin bolt (n): a bolt specifically designed as a joint-pin.
- Use a joint-pin bolt for heavy-duty connections. (A bolt with pin-like function.)
Pivot pin (n): a synonym for joint-pin, often used in precision mechanisms.
- The pivot pin allows the lever to rotate. (A pin acting as a rotation axis.)
Synonyms
- Hinge pin: a pin that forms the pivot point of a hinge.
- Connecting pin: a pin used to link components.
- Bolt: a threaded fastener, sometimes used as a joint-pin.
Phrasal Verbs
Pin together: to fasten parts using a pin.
- He pinned together the two metal plates with a joint-pin. (Connected them with the pin.)
Pin down: to secure something in place with a pin.
- Pin down the bracket with a joint-pin to prevent movement. (Fix it firmly.)
Related Idioms
- "Pin your hopes on": to rely heavily on something (figurative, not directly about joint-pin).
- They pinned their hopes on the new joint-pin design to fix the machine. (They depended on it.)
- "Pin it together": to assemble parts temporarily.
- Pin it together with a joint-pin before welding. (Use the pin for temporary assembly.)