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Class 226/157 - Ratcheted roll


Subclass of Class 226 - Advancing material of indeterminate length
Definition: Device provided with a peripherally toothed disc and oscillating
No. of patents: 22
Last issue date: 05/15/2007


NumberTitleIssue Date
7216790Component feeding apparatus
In a component feeding apparatus, forwarding pitches of the storage tape are reduced without using an alternative forwarding gear corresponding to the reduced pitches. The component feeding apparatus feeds chip components by intermittently forwarding the storage tap...
05/15/2007
6955747Cam driven paddle assembly for a plating cell
The present invention overcomes the drawbacks and limitations described above by providing a paddle assembly having a paddle that moves in a bidirectional fashion for agitating solution in a container of a plating cell. A follower is coupled to the paddle. The follo...
10/18/2005
6901658Electric-component supplying apparatus and circuit-board assembling method for feeding a plurality of electric-component tapes
An apparatus for feeding a plurality of electric-component tapes each of which includes a carrier tape and holds a plurality of electric components in a lengthwise direction of the carrier tape, and supplying, from the each electric-component tape, the electric comp...
06/07/2005
6082954Tape feeders and systems using the same
A tape feeder 200 includes a sprocket 201 having a plurality of teeth 202 for engaging holes of a tape. A pawl 205 engages selected teeth of sprocket 201. A first lever 203 is coupled to pawl 205 and a second lever 204 is coupled to first lever 203 and a ...
07/04/2000
6082603Electric-component tape feeding apparatus and electric-component supplying method
An apparatus for feeding an electric-component tape which includes a carrier tape having feed holes in its lengthwise direction and which holds electric components at a predetermined pitch in the lengthwise direction, the apparatus including a drive devic...
07/04/2000
5294035Ratchet device having a stopper member for preventing excessive rotation of ratchet wheel, and tape feeding apparatus using the ratchet device
A ratchet device is disclosed which includes a body, a ratchet wheel rotatably supported by the body, a feed pawl having an engaging portion engageable with teeth of the ratchet wheel, a support member for holding the feed pawl, a member for biasing the f...
03/15/1994
5005745Apparatus for preventing tape from being rolled
An apparatus for preventing tape from being rolled on a capstan or pinch roller including a pinch roller having a ratchet wheel rotated integrally with the pinch roller, a tape contacting plate having a pawl capable of engaging the ratchet wheel, and a re...
04/09/1991
4956045Hand-held labeler
There is disclosed a hand-held labeler having a housing with a handle, a thermal print head for printing on labels of a composite label web, a platen roll cooperable with the print head, a delaminator for delaminating printed labels, an applicator for app...
09/11/1990
4664306Tag attacher
A tag attacher for inserting tag fasteners into articles such as clothing or the like has a very simplified fastener advancing and positioning mechanism consisting entirely of a gear, a stopper adapted to permit unidirectional gear rotation and a one-piec...
05/12/1987
4479427Bale tagging apparatus
A bale tagging apparatus for a hay baler for automatically inserting an identification tag into a hay bale at a specified location includes a support member for attachment to a baler housing adjacent a bale chamber and including an elongated reciprocably ...
10/30/1984
4349287Intermittent paper feed mechanism
An intermittent paper feed mechanism comprises a driving wheel rotationally driven in an intermittent manner, a driven wheel disposed opposite to and rotated by the driving wheel, a stopper means for restricting the angle of rotation of the driving wheel ...
09/14/1982
4325302Apparatus for printing and applying pressure sensitive labels
Apparatus for printing and applying pressure-sensitive labels carried on a release liner of supporting material where the label stock advancement mechanism is a feed wheel which advances the release liner. A brake prevents movement of the label stock duri...
04/20/1982
4300712Paper feeder device for miniaturized printers
A paper feeder device for miniaturized printers, comprising a paper feed roller, first and second ratchet wheels fixedly mounted on a drive shaft of the paper feed roller and having the respective teeth inclined in the opposite directions, a first lever f...
11/17/1981
4295912Apparatus and process for laminating composite tape
A composite tape made of highly different components is laminated in a process that maintains registry between the components. Strips of metal and insulating material are aligned in registry and first tack bonded at intervals. Then the strips are area bon...
10/20/1981
4171633Roller device for rolling mills
A device for gripping and guiding a bar of material into the nip of the rolls of a rolling mill. At least two opposed guide rollers are moveably mounted on an appropriate support, such as a gripping arm of a manipulator head for a rolling mill. The guide ...
10/23/1979
4125074Feed mechanism for portable labeling machine
A label strip feed mechanism for a portable labeling machine: a rotatable feed wheel having label strip feed projections on its outer periphery; one longitudinal end of the feed wheel is a toothed ratchet wheel; the other end of the feed wheel has a sleev...
11/14/1978
4089452Orientation apparatus for multiple twisted wires
Pre-twisted multiple wires having N twisted sections per full-twist pitch, where N is a predetermined constant integer, are juxtaposed to a roller which carries plural conformal seat means in a circumferential manner. The arcuate spacing between adjacent ...
05/16/1978
4033560Paper advancing mechanism
A mechanism for advancing paper from a supply in incremental steps. The paper is initially fed into a loading slot formed by a paper guide and a rotating roller. The roller advances the paper through a paper stripper to a printing station. The rotation of...
07/05/1977
4032055Feed device for tape perforators
A tape feeding apparatus for perforators or reader of punched tape in which a circular cam continuously rotates in a slot machined in a first lever. A second lever, selectively activated by an electromagnet, enables the first lever to be operated by the c...
06/28/1977
3978736Pilgrim step indexing mechanism
A pilgrim step indexing mechanism provided with oppositely facing toothed ratchet wheels of the same pitch is associated with a single indexing pawl and an associated detent spring which not only detentably holds the ratchet wheels but also biases the ind...
09/07/1976
3971421Air-powered, self-feeding screw driving tool
An air-powered, self-feeding screw driving tool and screw-containing pods capable of being assembled into a continuous belt of screw-containing rods for use with the tool. The belt of screw-containing pods are coiled within a canister for selective feedin...
07/27/1976
3941289Label printing and applying apparatus
There are disclosed various embodiments of a composite web of pressure sensitive labels, method and apparatus for making such embodiments of the composite web, and method and apparatus by which a composite web of labels is advanced and by which labels are...
03/02/1976
 
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