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Decorative bike rack in New York City, designed by David Byrne: Double deck: Two-tier bike racks can be used to increase bicycle storage capacity in a fixed space. In order to easily maneuver a bicycle onto the top tier, some double deck bike racks incorporate hydraulic pistons to lift the bike into the rack after the user has locked it.
A rack and pinion is a type of linear actuator that comprises a circular gear (the pinion) engaging a linear gear (the rack ). Together, they convert between rotational motion and linear motion. Rotating the pinion causes the rack to be driven in a line. Conversely, moving the rack linearly will cause the pinion to rotate.
Storage rack. Bicycle storage refers to a method of storing bicycles indoors or outdoors to reduce space usage and protect bicycles. There are various ways to store bicycles, including using bicycle racks, hooks, vertical bike stands, bicycle storage cabinets, etc. Bicycle racks are one of the most commonly used bicycle storage devices.
Docked bicycles in Gothenburg, Sweden. A bicycle-sharing system, bike share program, [1] public bicycle scheme, [2] or public bike share ( PBS) scheme, [3] is a shared transport service where bicycles are available for shared use by individuals at low cost. The programmes themselves include both docking and dockless systems, where docking ...
Rack lift. A rack lift is a type of elevator which consists of a cage attached to vertical rails affixed to the walls of a tower or shaft and which is propelled up and down by means of an electric motor which drives a pinion gear that engages a rack gear which is also attached to the wall between the rails.
Bicycle brake. Animation of a single pivot side-pull caliper brake for the rear wheel of a steel framed road bike. A bicycle brake reduces the speed of a bicycle or prevents the wheels from moving. The two main types are: rim brakes and disc brakes. Drum brakes are less common on bicycles.
Allen v. United States, 164 U.S. 492 (1896), was a United States Supreme Court case that, amongst other things, approved the use of a jury instruction intended to prevent a hung jury by encouraging jurors in the minority to reconsider. The Court affirmed Alexander Allen's murder conviction, having vacated his two prior convictions for the same ...
Bicycle rack. The ambiguous term bicycle rack or bike rack may refer to: Bicycle carrier, a device attached to a vehicle (e.g., to a car or bus) to which bicycles can be mounted for transport. Bicycle parking rack, a stationary fixture to which a bicycle can be securely attached (typically using a bicycle lock) to prevent theft. Luggage carrier ...