Pintle Pintle A pintle is a pin or bolt, usually inserted into a gudgeon, which is used as part of a pivot or hinge. Other applications include pintle and lunette ring for towing, and pintle pins securing casters in furniture. Pintle/gudgeon sets have many applications, for example: in sailing to hold the rudder onto the boat; in transportation a pincer-type device clamps through a lunette ring on the tongue of a trailer; in controllable solid rocket motors a plug moves into and out of the motor throat to control thrust. In electrical cubicle manufacture, a pintle hinge is a hinge with
Squeaky hinge Squeaky hinge Squeaky hinges produce a squeaking or rasping noise when they are moved. Sounds can differ when opened or closed. Lubrication fixes this. Suitable lubricants include plumber's grease and silicone spray. Oil is not so suitable as it can drip off when in excess. Graphite is also unsuitable as it spreads to other surfaces and makes a mess. To give complete coverage of lubricant, the hinge pin is removed to be covered in the lubricant, and then reinserted. Oiling a squeaky hinge is considered a masculine behaviour. Some hinges are designed not to squeak. Chinese hinges may be designed