Caps Patents (Class 30/84)
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Patent number: 5469621Abstract: A safety razor with reduced sized head and blades comprising a head formed of a lower portion having a base plate with apertures extending therethrough and a forward end provided with a cleaning groove and rearward end formed with a downwardly extending extent forming the upper portion of the handle, at least one blade secured between the base plate and cap extending forwardly thereof over the cleaning groove, a handle having a gripping portion at its lower extent and coupled at its upper extent to the lower extent of the head and the width of the head being between about 20 and 30 percent of the length of the razor including handle and head.Type: GrantFiled: January 27, 1994Date of Patent: November 28, 1995Inventors: Mark A. Alsept, Jerry D. Alsept
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Patent number: 5461782Abstract: A shaving kit comprises an openable, box-like body having a main portion and a lid, a blade assembly and a releasable connection for the blade assembly to said body. The body defines when closed, an inner space for housing shaving aids, in particular shaving gel or cream and optionally after-shave gel or cream, in suitably packaged form. The body has portions that match and interlock with portions of the blade assembly and is provided with a seat-shaped upper surface to support the blade assembly during the shaving operation. A hygienic cover is slidable over the blade assembly to protect the same when not in use.Type: GrantFiled: February 15, 1994Date of Patent: October 31, 1995Assignees: P.I.D. Rauch Industrial Design Ltd., Haim ZeleznikInventor: Joseph A. Rauch
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Patent number: 5416973Abstract: A safety razor blade unit has cap structure with upstanding fin elements directed perpendicular to the blade edges to define a cap surface featuring low frictional resistance characteristics during shaving. The fin elements are spaced at a pitch distance of 0.3 to 0.7 millimeter, are 0.3 to 1.0 millimeter in height and are substantially triangular in cross-section with an aspect ratio of 2:1 to 4:1.Type: GrantFiled: September 30, 1993Date of Patent: May 23, 1995Assignee: The Gillette CompanyInventors: Frank E. Brown, Alan Crook, Oliver D. Oglesby, Brian Oldroyd
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Patent number: 5410810Abstract: A safety razor having one or more blades seated between a cap and guard, said guard cap and guard having a comb-like configuration in which a comb-like moulding of a mixture of polyethylene oxide and a structural polymer, such as polystyrene, is positioned between the teeth of the comb-like cap portion, the teeth of the polyethylene oxide-containing moulding being narrower than the space between the teeth of the cap portion so that the blade unit can flex concavely.Type: GrantFiled: May 27, 1993Date of Patent: May 2, 1995Assignee: The Gillette CompanyInventor: Robert Gillibrand
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Patent number: 5343622Abstract: A bi-directional razor device is formed of a narrow, elongated head and a transversely extending, integral hand grip formed of molded plastic material. Two pair of narrow, strip-like razor blades are embedded in the head, with one pair extending in one direction and the other pair extending in an opposite direction at an acute angle relative to the first pair. The blades extend along the length of the head. Thus, the user may move the razor head in one direction for contacting one pair of blades against the user's skin for cutting hair and then move the handle in the opposite direction while the blades remain engaged upon the skin for cutting hair in both directions.Type: GrantFiled: February 22, 1993Date of Patent: September 6, 1994Inventor: Edward A. Andrews
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Patent number: 5036587Abstract: A razor blade assembly comprising a first body member, a blade disposed on the first body member, guard and cap skin engaging surfaces on the first body member, one of the skin engaging surfaces having a groove therein, and a second body member slidable into and out of the groove, the second body member comprising a shaving aid strip.Type: GrantFiled: August 29, 1990Date of Patent: August 6, 1991Assignee: The Gillette Co.Inventors: Robert A. Trotta, Frederick R. Borden
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Patent number: 5012578Abstract: A disposable plastic razor of the type having a shaving position and a storage position in which all plastic elements of the razor are molded as a single one-piece unit.Type: GrantFiled: March 5, 1984Date of Patent: May 7, 1991Assignee: Warner-Lambert CompanyInventor: David A. Siefer
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Patent number: 4996772Abstract: A shield overlies a razor head having a lubrication strip disposed behind the cutting edges of the blades disposed on the head. The shield is spaced from the head to facilitate drying the strip and hence reduce swelling or enlargement of the lubrication strip due to moisture absorption following shaving. The shield also has a plurality of openings through its base to facilitate circulation of air in the space between the shield and the head whereby drying of the lubrication strip and, hence, reduction of its enlargement are further accomplished.Type: GrantFiled: August 8, 1989Date of Patent: March 5, 1991Assignee: American Safety Razor CompanyInventor: Clemens A. Iten
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Patent number: 4985995Abstract: A razor head, especially a razor blade unit, having a single or double razor blades fixedly disposed in a plastic housing and resting on a blade support of the housing. If a double razor blade is provided, a spacer is disposed between the two blades. To provide a razor head of simple construction with straightforward fixation for the razor blades in the housing, the housing has an opening for the blades that is accessible from above, with the blades being introduced into the opening from above and onto the blade support. A cover or cap is placed on the housing to thereby fixedly and firmly hold the cover in position thereon, with the single or double blades being fixed between the cover and the blade support.Type: GrantFiled: August 31, 1989Date of Patent: January 22, 1991Assignee: Wilkinson Sword Gesellschaft mit beschrankter HaftungInventor: Dave Coffin
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Patent number: 4980974Abstract: A conventional shaving razor having one or more vertically stacked razor blades. Each upper blade having the same length but a width less than that of the lower blade. The cutting edges of each double-edged blade is contoured on approximately a six inch radius. The rear cutting edge of each blade contoured concavely on approximately a six inch radius. The contoured cutting edges providing a smooth shave over the curved surface of the body being shaved.Type: GrantFiled: May 11, 1989Date of Patent: January 1, 1991Inventor: Allan F. Radcliffe
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Patent number: 4914817Abstract: A safety razor head comprising a guard surface and a cap surface is provided with a plurality of parallel riblets disposed on the head for contact with the surface being shaved, during use of the razor. The riblets may be disposed on the cap surface or on a substantially thin film material extending from the guard surface to the cap surface and are effective to improve shaving comfort.Type: GrantFiled: July 1, 1988Date of Patent: April 10, 1990Assignee: The Gillette CompanyInventors: John Galligan, John Thompson
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Patent number: 4866844Abstract: According to this invention a means of staking is provided in which a portion of the stake near the bottom is subjected to shearing and cold-forming to form a skirt. The skirt provides a locking assembly for the component parts of the razor head without chamfering the area around the receiving orifices. The locking is also done without the possibility of bending, deforming or shattering the individual stakes themselves.Type: GrantFiled: March 11, 1988Date of Patent: September 19, 1989Assignee: Warner-Lambert CompanyInventor: Charles J. Burout, III
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Patent number: 4777722Abstract: A safety razor assembly is provided having a removable cap slideably received in interfitting engagement with the razor head. The cap is provided with a shaving aid member having a skin contacting surface disposed adjacent, and extending along the forward edge thereof, and a cover wall. In the shaving mode, the cap is positioned on the shaving head with the cover wall below the head and the skin contacting surface disposed adjacent the blade edges in a preferred shaving geometry. The cap may be removed and positioned on the shaving head in the inverted position, with the cover wall disposed over the blade edges for protection of the blades, or adjacent items, during non-use of the safety razor.Type: GrantFiled: December 14, 1987Date of Patent: October 18, 1988Assignee: The Gillette CompanyInventor: Robert A. Trotta
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Patent number: 4709476Abstract: A disposable razor blade assembly made up of a cartridge having blade means and including a shaving aid which expands when wet located on the cap portion of the razor blade assembly is combined with a removable, reusable overcap. The overcap forms a chamber which protects the user and the razor blade assembly of the safety razor and also includes a hood member integrally connected to the top wall of the overcap and extending over the shaving aid to provide clearance between the overcap and the razor blade assembly when the shaving aid has expanded.Type: GrantFiled: October 8, 1986Date of Patent: December 1, 1987Assignee: The Gillette CompanyInventors: Jill M. Shurtleff, Alejandro C. Lee
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Patent number: 4641429Abstract: A razor blade unit has a pair of single edged blades mounted between a base member and a cap member with a spacer between them. The spacer has fingers extending forwardly from a spine located to the rear of the blades to define channels between the fingers. These channels cooperate with holes at the rear of the unit and additional holes passing through the base member and the cap member to facilitate the removal of shaving residue from between the cutting edges of the blades. Additional holes communicating with the channels in the spacer are provided in each end of the razor blade unit to permit rinsing of the residue from the holes and from between the blades by applying water through these end holes.Type: GrantFiled: December 24, 1984Date of Patent: February 10, 1987Inventor: Michael R. Abatemarco
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Patent number: 4624051Abstract: A shaving unit comprises at least one blade and blade support structure that has external guard and cap surfaces for engaging the user's skin respectively ahead and rearwardly of the blade edge or edges. A shaving aid member of extrusion-oriented polymeric material that includes an effective amount of a water-leachable shaving aid composition is permanently and substantially immovably affixed to the support structure with an upper surface protruding above one of the external skin engaging surfaces adjacent the cutting edge of the blade.Type: GrantFiled: December 7, 1984Date of Patent: November 25, 1986Assignee: The Gillette CompanyInventors: Domenic V. Apprille, Jr., Ralph J. Chesnauskas, Chester F. Jacobson, Robert A. Trotta
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Patent number: 4601392Abstract: A travel cap 10 for a T shaped safety razor 11 is designed to be slid on to the razor head 12 from one end of the latter, and comprises a first tubular portion 10a which fits around the heat to one side or the razor handle 13, and a second wrap-around portion 10b integral with the first portion and extending over the remaining length of the razor head, the longitudinal sides 10c,10d of the wrap-around portion being spaced apart to define a slot 10e along which the razor handle 13 can slide.Type: GrantFiled: November 14, 1984Date of Patent: July 22, 1986Assignee: Wilkinson Sword LimitedInventor: Wolfgang Althaus
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Patent number: 4512077Abstract: An electric shaver comprising a housing, a shaving head projecting from an upper end of the housing, a shaving blade having a front shaving edge extending laterally along a front end of the head, a comb having a number of combing teeth arranged laterally side by side and positioned below the front shaving edge of the shaving blade, and an edge cover provided above the shaving blade for abutting against skin when the shaver is in use to regulate, together with the comb, an angle which the edge of the shaving blade makes with respect to the skin. A front edge of the edge cover, the front shaving edge of the shaving blade, and a front end of the comb are aligned substantially on a straight line in a plane perpendicularly cutting the front end of the edge cover, the front shaving edge of the shaving blade and the front end of the comb.Type: GrantFiled: January 21, 1983Date of Patent: April 23, 1985Assignee: Matsushita Electric Works, Ltd.Inventors: Toshio Tanabe, Masakazu Kita
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Patent number: 4476630Abstract: A low cost razor for wet shaving having a permanently attached sliding blade cover and a cooperating cover actuating button connected to the cover by a flexible element.Type: GrantFiled: December 21, 1981Date of Patent: October 16, 1984Assignee: Warner-Lambert CompanyInventor: David S. Byrne
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Patent number: 4464835Abstract: A disposable razor including a blade cover and a blade support, said cover making a permanent interlocking connection with the blade support while being movable to and fro relative to the blade support from a storage position to a shaving position having structure for (1) blocking inadvertent movement of the cover out of the storage position and (2) enhancing the integrity of the interlocking connection.Type: GrantFiled: July 21, 1982Date of Patent: August 14, 1984Assignee: Warner-Lambert CompanyInventors: Peter Bowman, Allan S. Frieze
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Patent number: 4453310Abstract: A disposable razor having a sliding cover for protecting and exposing blade edges, selectively, with a manually operable cover actuator molded integrally with the cover.Type: GrantFiled: March 29, 1982Date of Patent: June 12, 1984Assignee: Warner-Lambert CompanyInventor: Claude L. Miserez
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Patent number: 4443938Abstract: A plastic disposable razor having one or more blades with a movable permanently attached sliding cap or cover for exposing and protecting the blade edge selectively.Type: GrantFiled: March 18, 1982Date of Patent: April 24, 1984Assignee: Warner-Lambert CompanyInventors: Peter Bowman, Allan S. Frieze
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Patent number: 4425705Abstract: A disposable razor having one or more blades or cutting elements with a permanently attached, slidable blade cover including actuating means manually operable to slide the cover from a first position in which the razor is inoperable and the cutting elements are shielded and protected from damage to a second position in which the cutting elements have proper exposure and the razor is operative.Type: GrantFiled: June 19, 1981Date of Patent: January 17, 1984Assignee: Warner-Lambert CompanyInventor: Evan N. Chen
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Patent number: 4328615Abstract: A razor blade assembly is provided including a pair of skin-engaging structural elements, the razor blade being connected to a first one of the skin-engaging elements with the cutting edge forwardly directed. The second skin-engaging element is movably connected to the first and being movable relative to both the blade and the first skin-engaging element between first and second positions. In the first position the blade is exposed for shaving. That is the blade edge extends forwardly of a tangent plane to the front margins of the two skin-engaging elements. In the second position the blade is in a guarded position, that is rearward of the tangent plane. Preferably the first skin-engaging element is a guard bar and the second skin-engaging element is a cap member.Type: GrantFiled: December 31, 1979Date of Patent: May 11, 1982Assignee: Warner-Lambert CompanyInventors: Peter Bowman, Allan S. Frieze
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Patent number: 4251914Abstract: A shaving assembly is disclosed for use in surgical shaving or the like, the assembly being adapted to effect removal of hair close to the skin without damaging the epidermis. The assembly comprises a blade seat, and a blade cap secured to the seat, with the outwardly facing surface of the cap being substantially planar and defining a locating and reference plane for contacting the surface of skin to be shaved, whereby to locate and orient the assembly with respect to the skin. Handle means extend from the assembly for grasping and drawing same across the skin in a given direction during shaving. Razor blade means are secured between the seat and cap. The cutting edge portion of the blade means protrude in the given direction beyond the edge of the cap, and the center plane of such portion makes an angle of from about -5.degree. to 14.degree.Type: GrantFiled: October 11, 1979Date of Patent: February 24, 1981Inventor: Warren J. Grosjean
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Patent number: RE32367Abstract: A plastic disposable razor having one or more blades with a movable permanently attached sliding cap or cover for exposing and protecting the blade edge selectively.Type: GrantFiled: July 15, 1985Date of Patent: March 10, 1987Assignee: Warner Lambert CompanyInventors: Peter Bowman, Allan S. Frieze