Class 401/33 - With retraction spring

Subclass of Class 401 - Coating implements with material supply
Definition: Implement including a resilient member for biasing the projected
No. of patents: 29
Last issue date: 06/10/2008

Number	Title	Issue Date
7384207	Ergonomic hand held implement with retractable tip An improved hand-held implement is provided with a body having external surfaces that define contours which match and ergonomically engage the surfaces of a user's thumb and fingers when the user grasps the implement, so as to provide a large surface area of contact...	06/10/2008
7224348	Writing stylus A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of t...	05/29/2007
7080949	Composite writing utensil A composite writing utensil for housing a plurality of writing members, at least one of which is a propelling pencil writing member, comprises a front shaft, a rear shaft which is rotatable relative to the front shaft, and a guide shaft for guiding the writing membe...	07/25/2006
7068262	Writing stylus for electrographic position location apparatus A stylus for an electrographic position location apparatus is disclosed. In one embodiment, the stylus includes a writing element that is retractable. The stylus may have a proximal end and a distal end. A conductive annular structure may be at the proximal end of t...	06/27/2006
7061762	Housing for a computing apparatus A handheld computer having a housing with a midframe construction is described. The housing includes a front shell and a back shell coupled to a midframe. The handheld computer also includes two accessory slots for a stylus or other devices on the left and right sid...	06/13/2006
7018124	Writing implement with stylus A writing implement has a barrel provided with a separate front cap or a front cap formed integrally with the barrel, a writing member placed in the barrel, pushed constantly backward by a return spring and capable of axially sliding in the barrel, and a stylus mech...	03/28/2006
7008131	Composite holding device A composite holding device, includes a casing for accommodating a plurality of holders for holding media to serve either different or similar purposes, a supporting section for supporting the holders to be movable in an axial direction in the casing, a feed mechanis...	03/07/2006
6994484	Composite writing tool A composite writing tool wherein when the rear shaft is rotated relative to a front shaft, a cam sleeve rotates with the rear shaft, and the relative rotation occurring between the cam sleeve and the front shaft and an intermediate shaft causes one of writing shafts...	02/07/2006
6972754	Touchpad stylus having isolated low-mass contact element A touchpad stylus includes a housing, a stylus member axially moveable in the housing, and an energy-absorbing cushion member interposed between a rear extremity of the stylus member and an internal cavity of the housing, the cushion member lightly forwardly biasing...	12/06/2005
6939069	Composite writing utensil A composite writing utensil comprising a front barrel and a rear barrel, a cam body provided within the barrel unrotatable with respect to the rear barrel, and a slider unrotatable with respect to the front barrel and coupled to each of a plurality of writing shafts...	09/06/2005
6914596	Personal digital assistant with retractable stylus A Personal Digital Assistant (PDA) with retractable stylus comprises a retractable stylus, a housing, a stylus slot, and a push portion, wherein a contact pad is attached to the inner side of the push portion. The retractable stylus comprises a pen shaft having a re...	07/05/2005
6910824	Writing instrument with fluid-containing barrel A promotional writing instrument includes elongated first and second barrel portions. The second barrel portion is transparent and hollow and includes an open end and an opposite closed end. A fluid is disposed within the hollow second barrel portion and is viewable...	06/28/2005
6902334	Ball-point pen A ball-point pen comprises: a ball-point pen tip, a coil spring, a refill, a mid tube, a upper tube, a clip, a sliding bar, a lower holder, a pen cap, a back plug spring, a sliding bracket, and a back plug; wherein the refill spring is placed inside the ball-point p...	06/07/2005
6633282	Ballpoint pen type input device for computer A wireless input device having an outward appearance resembling a standard ballpoint pen operates as both a standard ballpoint pen or similar writing instrument as well as an input device. The pen includes directional sensors for determining the direction...	10/14/2003
6050735	Writing implement including an input stylus A writing implement (10) includes an integrally formed stylus tip (12) for inputting information into electronic devices. An ink cartridge style pen (10) with a push-button spring actuator (48) is modified to include an integrally formed stylus tip (12) m...	04/18/2000
5913629	Writing implement including an input stylus A stylus tip for inputting information into electronic devices is provided on the writing end of a writing implement so that the operator can quickly and easily switch between writing with an ink tip cartridge to input information with the stylus tip with...	06/22/1999
5713680	Combined writing tool A combined writing tool comprises a cylindrical casing; a push button extended from the top end of said cylindrical casing by force of a spring; a plurality of writing cartridges arranged in the casing and adapted to be alternatively extended from the bot...	02/03/1998
5342135	Writing instrument having advance-retract mechanism A writing instrument includes an advance-retract mechanism for projecting the writing tip from within the barrel for employment of the writing instrument, and retracting the tip to a point within the barrel, when the writing instrument is not in use. A pl...	08/30/1994
5306085	Multiplex writing implement with eraser A multiplex writing implement comprises a plurality of writing elements, at least one which is a mechanical pencil writing element, which can be selectively projected and retracted from the front opening of the front barrel section by rotating a middle ba...	04/26/1994
5056947	Dual refill-type writing utensil In a writing utensil according to the present invention, when a rearward outer cylinder is rotated in either direction, a cam engaging projection, which is integral with the rearward outer cylinder, slides pressingly on either of the respective cam surfac...	10/15/1991
4999017	Multi-color writing utensil A writing utensil for three different leads is provided in which due to the use of a special front part and a pusher housing being easily insertable into the same, a conventional writing utensil with only one lead can be converted in a simple and robust f...	03/12/1991
4948285	Ball point pen with two cartridges A writing instrument in the form of a ball pen has two cartridges capable of being alternately moved into the writing position by rotating the barrel. A provision is made for a space in the top part of the barrel for accommodating or receiving various acc...	08/14/1990
4692046	Pen with selective multi-color cores A pen containing multi-color cores located in different tubes housed in the pen body, which colors can be optionally selected for use readily using a specially-designed turnable knob having a projected edge in cam contact with the top end of the core-rece...	09/08/1987
4359291	Multicolor pen A multi-element writing instrument is disclosed wherein the rotation of a selection portion located at one end of the instrument successively selects, advances and retracts individual writing elements. The writing point of each selected writing element is...	11/16/1982
4290707	Writing instrument having multiple writing elements An improved writing instrument having multiple writing elements, i.e., a mechanical lead pencil element and at least one other writing element, which are selectively movable into operating position by rotation of a cam and wherein lead can be moved from t...	09/22/1981
4283151	Compound writing instrument A compound writing instrument, wherein a retractable mechanical pencil unit and a ball point pen unit are assembled in a lower barrel of the writing instrument, an upper barrel rotatable in one or two directions relative to said lower barrel around its ax...	08/11/1981
4227822	Composite writing instrument A composite writing instrument, in which a mechanical pencil unit of the type from which lead is ejected and a ball point pen unit are mutually diametrically opposed and held together within a lower tubular casing. A cap is provided accommodating a mechan...	10/14/1980
4221491	Pen construction A multiple unit writing instrument includes end to end relatively rotatable barrel section housing a body member rotatable with the front barrel section and a cylindrical cam rotatable with the rear barrel section and having in its outer face a longitudin...	09/09/1980
4202641	Multiple-point writing instrument including a mechanical pencil unit A mechanical pencil unit of the pushbutton-action type and a ballpoint pen unit are housed in a common holder having top and bottom sections which are rotatable in oppposite directions relative to each other. Mounted within the holder and substantially se...	05/13/1980

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Class 401/33 - With retraction spring