Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 8181682 | Pneumatic tire In a tire, a phase difference L1 of transverse grooves 2 is within 25% of the length L of blocks 3, the projected portions 11 are alternately on both sidewalls 10, L2 of the portion 11 is 20% to 45% of L, and in the c... | 05/22/2012 |
| 8146631 | Pneumatic tire and method of producing the same as well as tire curing mold Provided are a pneumatic tire, a method of producing the pneumatic tire, and a tire curing mold, with which decrease in wet performance of a pneumatic tire in a worn state can be effectively prevented while chipping of land portions such as blocks is prevented in re... | 04/03/2012 |
| 8109307 | Pneumatic tire with tread having protrusions on bottom of grooves A pneumatic tire includes a plurality of protrusions on a bottom of each of the grooves. The height of the protrusion is variable in a profile of the protrusion in a circumference direction of the pneumatic. The protrusion has at least one peak portion that protrude... | 02/07/2012 |
| 8100159 | Pneumatic tire with circumferential main grooves having protrusions In the pneumatic tire in which not less than three main grooves 1 extending in the tire circumferential direction R are formed and ribs 2 are formed by the main grooves 1, upper edges 11 of the main groove 1 when the tire is new ex... | 01/24/2012 |
| 8042584 | Pneumatic tire with tread having radial grooves and shutoff walls A pneumatic tire is provided in the tread portion (2) with a circumferential groove (3, 3b, 3c) extending continuously in the tire circumferential direction and having a pair of oppositely opposed groove walls (6). The circu... | 10/25/2011 |
| 8033310 | Pneumatic tire with tread having thin groove and sacrifice land portion having protruding portion A pneumatic tire comprising, on a tread face of the tire, a shoulder land portion extending in a circumferential direction of the tire, and a thin groove extending in the circumferential direction of the tire adjacent to a contact end of the shoulder land portion wh... | 10/11/2011 |
| 7997315 | Wear-adaptable running tread A rubber tread of a tire includes cavities spaced radially inwardly from a running surface of the tread when new. Each cavity includes an incision, and a groove communicating with a radially inner end of the incision when the tread is new. The incision has a radiall... | 08/16/2011 |
| 7992608 | Pneumatic tire with tread having cross-sectional shape of circumferential grooves varying in stepwise manner along circumferential direction A pneumatic tire where the positions of the groove deepest portions (33btm) in the circumferential grooves (33) vary in a predetermined cycle along the circumferential direction in a width direction of the tread within the circumferential groove... | 08/09/2011 |
| 7992609 | Pneumatic tire with tread including wavy sipes having branch portions A sipe inner wall surface of a sipe is provided with a wavy first concave and convex row, a wavy second concave and convex row arranged in a sipe bottom side from the first concave and convex row so as to be spaced, and structured such that a wavelength is made shor... | 08/09/2011 |
| 7909075 | Pneumatic tire with tread having narrow groove A pneumatic tire comprising a shoulder land portion and a narrow groove, the narrow groove comprises a first enlarged portion enlarging a groove width at a groove bottom only on the sacrificed portion side, a second enlarged portion being formed adjacently on the tr... | 03/22/2011 |
| 7836927 | Tire tread provided with incisions Tire tread including a pattern formed by at two ridges of mean width L, which include a plurality of incisions whose traces on the contact surface extend between two points of intersection A and B, the segment AB making an angle with the transverse direction of the ... | 11/23/2010 |
| 7793692 | Pneumatic tire tread having sipe that devolves into groove as tread wears A pneumatic tire tread has tread elements formed by circumferential and/or lateral grooves. At least one tread element has a sipe that devolves from a constant width sipe having a three dimensional aspect in at least a portion of the radially outer portion of the si... | 09/14/2010 |
| 7543617 | Pneumatic tire having narrow grooves in side surface of longitudinal main groove A pneumatic tire including a longitudinal main groove formed concavely on a tread surface thereof in a radial direction thereof by extending the longitudinal main groove linearly in a circumferential direction thereof; and narrow grooves formed concavely on at least... | 06/09/2009 |
| 7537033 | Pneumatic tire with tread including circumferential grooves having inclined ridges or recesses A pneumatic tire which positively discharges water having flowed into a groove extending in the tire circumferential direction and enhances capability of preventing hydroplaning. The groove is provided in the tread face of the tire and extends in the tire circumfere... | 05/26/2009 |
| 7516767 | Pneumatic tire with tread having zigzag sipes A pneumatic tire comprises a tread portion provided with sipes, the sipes each having a zigzag configuration at any depth from the top of the sipe to a certain depth, and the zigzag configuration having vertexes Q1 on one side of the zigzag and vertexes Q2... | 04/14/2009 |
| 7503361 | Tire with tread having transverse grooves forming block flank surfaces A tire includes a tread rubber having a positive profile formed by at least one circumferential groove. Wherein the transverse grooves extends into the positive profile from the circumferential groove to form block flank surfaces. Further, the transverse grooves hav... | 03/17/2009 |
| 7490646 | Vehicle pneumatic tire with transverse grooves defining flank segments having different angles Vehicle pneumatic tire with a rubber tread profile having blocks formed by circumferential grooves and transverse grooves. At least some of the transverse grooves are defined by first and second flank segments. The first and second flank segments have different angl... | 02/17/2009 |
| 7490645 | Pneumatic tire with tread having sipe in tie bar A pneumatic tire which includes a tie bar in a lateral groove disposed in a block array, the tie bar connecting adjacent blocks in a circumferential direction through the lateral groove. The tie bar is formed with a sipeing having a zigzag portion, the zigzag portio... | 02/17/2009 |
| 7487810 | Pneumatic tire with tread having zigzag sipes A pneumatic tire comprising a tread portion having tread elements each provided with a sipe, wherein the sipe is open to a upper surface of the tread element, and has an open top end including a zigzag part and a bottom, wherein the sipe comprises: a first portion i... | 02/10/2009 |
| 7467652 | Three-dimensional tread sipes and mold blade for forming three-dimensional tread sipes Both a mold blade for forming sipes and the sipe so formed in a tire tread element have three-dimensional portions. In the formed sipe, the three-dimensional portion creates a constant interlocking of the opposing sipe faces. The blade and the sipe have two radially... | 12/23/2008 |
| 7438101 | Pneumatic tire with tread having blocks The present invention aims to improve the wet performance while securing steering stability and holding down degradations in noise performance to minimum, and for this purpose, a pneumatic tire in which blocks are disposed at intervals at a tread portion thereof is ... | 10/21/2008 |
| 7392832 | Pneumatic tire having tread blocks with skewed walls A pneumatic tire with an improved balance between noise reduction and hydroplaning resistance as the tread wears. The tread of the pneumatic tire includes skewed tread blocks having walls that, as the tread wears, change the character of the lateral and circumferent... | 07/01/2008 |
| 7347238 | Pneumatic tire with tread including chamfer portions A pneumatic tire having improved wet performance without sacrificing steering stability. A pair of central circumferential main grooves 14 and a pair of side circumferential main grooves 16 are arranged on a tread 12, to obtain a fundamentally h... | 03/25/2008 |
| 7334619 | Pneumatic tire with blocks having zigzag sipes A pneumatic tire comprising a tread portion 2 having blocks 7 each provided with sipeings 10, wherein each sipeing 10 has an opening having a zigzag portion 11 in its opening edge shape J at a block surface S, and opposing wall sur... | 02/26/2008 |
| 7322391 | Vehicle pneumatic tire having truncated groove A tire including a tread rubber having at least one positive profile. Wherein the positive profile is formed by at least one circumferential groove. Further, the tire includes at least one truncated groove extending into the positive profile from the circumferential... | 01/29/2008 |
| 7311127 | Pneumatic tire with tread having sipes It is a subject to suitably decrease the rigidity of blocks, to generate suitable collapsing of the blocks, to sufficiently exhibit edge effects of sipes, and to improve braking performances and the like in the medium term of wear and thereafter; and for solving thi... | 12/25/2007 |
| 7290578 | Tire tread having a tread block with an undercut design The present invention provides for an improved tire tread having an improved hydroplaning resistance. Specifically, the tread includes one or more tread blocks having one or more walls with an undercut surface to deviate the flow of water from a circumferential groo... | 11/06/2007 |
| 7281556 | Pneumatic tire with tread portion having zigzag sipes It is an object of the present invention to improve the running performance on snowy and icy roads, and for this purpose, blocks provided with sipes are formed at a tread portion. The sipes include an open top end that opens at a block surface and a bottom, and a co... | 10/16/2007 |
| 7270162 | Pneumatic tire with tread surface having blocks with sipes forming meandrous shape A pneumatic tire including sipes that have at least one ends positioned within blocks. The sipes are arranged such that each of the sipes meanders from the one end to the other end thereof to form a meandrous shape, and as the depth of the sipes increases, the meand... | 09/18/2007 |
| 7270163 | Tyre for a vehicle wheel including specific tread patterns A tire for a vehicle wheel includes a carcass structure, a belt structure associated coaxially with the carcass structure, and a tread band extending coaxially around the belt structure. The tread band includes a relief pattern including at least one row of blocks s... | 09/18/2007 |
| 7246644 | Tyre for a vehicle wheel including specific tread patterns Winter tire for vehicle wheels, provided with a tread comprising three circumferential grooves and a plurality of transverse grooves which jointly delimit four circumferential rows of blocks, namely two axially outer shoulder rows and two center rows at the sides of... | 07/24/2007 |
| 7225844 | Tread comprising incisions and lamella for molding these incisions A tread of elastomeric material for tires, this tread being provided with a plurality of incisions, each incision of average width e being defined by facing walls, this tread being characterized in that at least one of the walls defining each incision comprises at l... | 06/05/2007 |
| 7201195 | Tire tread provided with incisions Tire tread including a pattern formed by at two ridges of mean width L, which include a plurality of incisions whose traces on the contact surface extend between two points of intersection A and B, the segment AB making an angle with the transverse direction of the ... | 04/10/2007 |
| 7195044 | Pneumatic tire with tread including biting elements A pneumatic tire with a tread has at least two axially adjacent tread elements, the elements being separated by a groove and each element having opposing lateral sides. Connecting the axially adjacent tread elements is at least one traction biting element. The bitin... | 03/27/2007 |
| 7182113 | Pneumatic tire with tread including protruding portions on wall surface of groove A pneumatic tire 10, in which at least one rib groove 12 extended in a tire circumferential direction is formed on a tread surface portion T of a tread portion 11, and portions 13 discontinuous in terms of rigidity are formed in a circumf... | 02/27/2007 |
| 7143798 | Pneumatic tire having tread with axially adjacent block chamfer and rib chamfer A tire tread for a pneumatic tire has a center rib and a series of steeply slanted grooves in each side region of the tread, the circumferentially adjacent grooves form blocks extending through the tread side regions. The center rib has a serrated configuration alon... | 12/05/2006 |
| 7143799 | Three-dimensional sipes for treads Both a mold blade for forming sipes and the sipe so formed in a tire tread element have three dimensional portions. In the formed sipe, the three dimensional portion creates a constant interlocking of the opposing sipe faces. The blade and the sipe have at least one... | 12/05/2006 |
| 7114540 | Pneumatic tire including tread with main grooves A pneumatic tire includes main grooves 1 extending substantially in a circumferential direction R of the tire, transverse grooves 2 connecting adjacent main grooves, and blocks 3 formed by adjacent main grooves and adjacent transverse grooves. E... | 10/03/2006 |
| 7077180 | Pneumatic tire having sipes formed by shifting pitches of zigzag shape Disclosed is a pneumatic tire provided with multiple blocks 6 on a tread 1. A sipe 7 provided on the block 6 is formed by shifting pitches of a zigzag shape 7a on a tread face 1a side of the sipe and a zigzag s... | 07/18/2006 |
| 7028733 | Pneumatic tire having circumferentially extending rib with chamfers A tire tread for a pneumatic tire has at least one circumferentially extending rib. The rib has a high siping density to provide flexibility to the rib. To provide support to the rib, circumferentially extending along, and attached to, the side of each rib is suppor... | 04/18/2006 |
