Patents by Inventor Kenzou Kassai

Kenzou Kassai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4817982
    Abstract: A foldable baby carriage comprises a basket and an operating rod. The basket has a rotary member turnably attached to the foldable baby carriage body, an upper frame attached to the rotary member and extending long toward the rear, and a storage bag suspended from the upper frame. The operating rod connects a portion of the rotary member remote from the axis of rotation to a member which constitutes the baby carriage body. The length and attachment position of the operating rod is selected so that in the folded state of the baby carriage with the rotary member turned following the folding movement of the baby carriage body, the upper frame of the basket is positioned extending substantially vertically.
    Type: Grant
    Filed: November 24, 1987
    Date of Patent: April 4, 1989
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4805259
    Abstract: A caster has a fixed bracket, a rotary yoke and a wheel. The rotary yoke includes a caster locking member adapted to engage the rotary yoke to inhibit its rotation, and a brake member adapted to engage the wheel to inhibit its rotation.
    Type: Grant
    Filed: October 16, 1987
    Date of Patent: February 21, 1989
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4799736
    Abstract: A child's safety seat for use in automobiles has a chair type safety seat body formed by a resin molding including a seat portion, a backrest portion and a pair of lateral wall portions rising upwardly and forwardly respectively from the seat and backrest portions. Each lateral wall portion has an edge which is turned back while forming a U-shaped cross section with a substantially uniform wall thickness. The turned-back edge has downwardly and rearwardly directed sections. Outer lateral wall attachments made by a resin molding separately from the safety seat body are secured to the safety seat body in such a manner that a continuous outer surface is obtained. These attachments connect to the free turned-back edges of the lateral wall portions and extend to the rear ends of the lateral wall portions.
    Type: Grant
    Filed: December 22, 1987
    Date of Patent: January 24, 1989
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4779304
    Abstract: A caster, for example for mounting the wheels of a baby carriage has a fixed bracket (14), a rotary yoke (15) rotatably supported by the fixed bracket (14), and a wheel (17) rotatably supported by the rotary yoke (15) with the aid of an axle (16). The rotary yoke (15) is formed an elongated opening (29) which extends horizontally at right angles to the axle (16). The axle (16) is held in the elongated opening (29) and is horizontally movable in the elongaged opening (29) under the influence of a guide opening or slot in an axle guide which intersects with the elongated opening.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: October 25, 1988
    Assignee: Aprica Kassai Kabushiki Kaisha
    Inventor: Kenzou Kassai
  • Patent number: 4779879
    Abstract: A baby carriage (1) has a push rod (10) which can be switched between two states, one for the face-to-back push mode and the other for the face-to-face push mode, front wheel casters (14), and rear wheel casters (15). When the push rod (10) is in the face-to-back push mode, wire position switching means (19) is operated to maintain a wire (18) in a rear position. In this state, the engagement between front wheel caster locking means (16) and the rotary yokes of the front wheel casters (14) has been canceled, so that the front wheel casters are allowed to swivel. On the other hand, rear wheel caster locking means (17) is in engagement with the rotary yokes of the rear wheel casters (15), so that the swiveling of the rear wheel casters is inhibited. When the push rod (10) is switched to the face-to-face push mode, the wire position switching means is operated to switch the wire to the front position.
    Type: Grant
    Filed: August 28, 1987
    Date of Patent: October 25, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4762335
    Abstract: A baby carriage has a pair of front legs (3, 4), a pair of rear legs (7, 8) turnably connected to the front legs (3, 4) by pins, a pair of seat support rods (9, 10) turnably connected to the rear legs (7, 8), a pair of seat suspending rods (11, 12) turnably connected to the seat support rods (9, 10), a pair of push rods (13, 14) turnably connected at their lower portions to the upper portions of the front legs (3, 4) and also turnably connected to the seat suspending rods (11, 12) by pins at their intersections. A widthwise connecting member (15, 16, 17) connects the right and left sides surfaces of the baby carriage, members (18, 19, 20) fix the open state of the baby carriage. When the baby carriage is in the folded state, the rear legs (5, 6) and the front legs (1, 2) lie substantially on the same level, enabling the baby carriage to stand by itself.
    Type: Grant
    Filed: March 27, 1987
    Date of Patent: August 9, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4759557
    Abstract: A toy vehicle (1) comprising a vehicle body (2), front and rear wheels (3 and 4) disposed under the vehicle body to support the latter, a seat (5) and a handle post (7) provided with grips (6). The portion of the handle post projecting upwardly from the vehicle body is provided with a formation or structure which serves as a child's plaything, such as a shape simulating the head (10) of an animal or a music box (50) contained therein. The portion of the handle post projecting downward from the vehicle body supports an axle (9) for the front wheels and is provided with a cushioning mechanism (29), a height adjusting mechanism, and a mechanism for operating an operable object (37, 47) installed in connection with the handle post.
    Type: Grant
    Filed: February 20, 1987
    Date of Patent: July 26, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4759566
    Abstract: An inclined seat indicating device for a baby carriage is part of a seat support member of the baby carriage. The angle of inclination of the seat support member is adjustable relative to a fixed member which is fixed in a position so that the seat support member overlaps the fixed member. Either the seat support member or the fixed member is provided with a mark device for distinguishing the inclined state of the seat support relative to the fixed member. The respective other member is provided with a window through which the relative position may be observed.
    Type: Grant
    Filed: September 2, 1986
    Date of Patent: July 26, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4753643
    Abstract: A disposable diaper which comprises an inner member (1) to be in contact with the skin of a wearer, an outwardly directed outer member (3) and an absorbent member (4) interposed between the same, as well as elastic gathers (5) formed along portions close to both side edges (6) thereof. Baby powder (8) is retained in a pulverulent state in cavities (9) or wrinkles defined in the inner member by the gathers.
    Type: Grant
    Filed: February 20, 1987
    Date of Patent: June 28, 1988
    Assignee: Aprica Kassai kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4750714
    Abstract: A child's safety seat for use in automobiles has a body (11). At least the backrest portion (11a) of the body (11) which supports an infant's head from behind has at least three cushion layers (13, 14, 15) for providing a shock absorbing effect which corresponds to the size of an impact.
    Type: Grant
    Filed: November 18, 1986
    Date of Patent: June 14, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4746140
    Abstract: A baby carriage has a pair of fron legs (1), a pair of rear legs (2), a seat section (60, 61), and lateral frames (15) each extending between the front and rear legs (1 and 2) on the respective side of the carriage, wherein each lateral frame is foldable in a lateral plane of the baby carriage. When the lateral frames assume are extended or unfolded, the front and rear legs are spaced away from each other to establish the opened state of the baby carriage. When the lateral frames are folded, the front and rear legs are moved toward each other to establish the closed state of the baby carriage.
    Type: Grant
    Filed: July 31, 1986
    Date of Patent: May 24, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4741544
    Abstract: A toy vehicle having a vehicle body formed with a hood portion in the front region and with a seat in the rear region for a child to sit thereon, and a handle post upwardly extending from the front region of the vehicle body to form grips to be gripped by a child sitting on the seat. An accessory in the form of a flat plate simulating a driver's face is attached in its upright position to the handle post. A plug-in member simulating a head light is removably fitted in the hood portion. Another accessory in the form of a flat plate simulating a steering wheel and a driver's hands gripping it is attached by being held by the fitting portion of the plug-in member.
    Type: Grant
    Filed: January 13, 1987
    Date of Patent: May 3, 1988
    Assignee: Aprica Kassai Kabushiki Kaisha
    Inventor: Kenzou Kassai
  • Patent number: 4741552
    Abstract: A baby carriage has lateral walls along its seat section. These lateral or side walls are divided into first and second side wall panels (50, 51) which are normally contiguous with each other to extend longitudinally of the baby carriage when the carriage is unfolded. The first and second panels are turnably interconnected by a pivot shaft (13) positioned between the upper and lower edges of the side walls so that the panels of a pair are displaceable relative to each other axially of the pivot shaft when the panels are rotated. When the first and second panels are turned around the axis of the pivot shaft, they partly overlap each other while they are guided by spirally inclined surfaces (81, 88) formed around the pivot shaft and inclined surfaces (82, 90) formed on end edges of the side wall panels for folding these panels simultaneously with the folding of the baby carriage.
    Type: Grant
    Filed: July 31, 1986
    Date of Patent: May 3, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4741056
    Abstract: A baby carriage seat extension member has a U-form frame (5) with rear or free end portions (4) adapted to be removably attached to the front end portions of a pair of handrails (3) disposed on both sides of the seat (2) of a baby carriage. The frame extends horizontally and supports a front wall (8) and right and left lateral walls (10, 9) having upper edges attached to the frame. A bottom wall is connected to the lower edges of the front wall (8) and of the two lateral walls (10, 9). The bottom wall is longer than the side walls so that the bottom wall covers a substantial portion of the seat surface (11) of the baby carriage seat.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: May 3, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4733882
    Abstract: A push rod for a baby carriage comprises lower rods (6), a handle (7), a transverse rod (11), a transverse rod urging spring (14), slider (16), connecting members (20), connecting member urging springs (31), hooks (3), fitting member (23), fitting member urging springs (24), and operating levers (10). When the operating levers (10) are in the first position, the locking pin (48) of each operating lever (10) fits in a locking hole (39) formed in the lower rod (6) while the fitting member (23) fits in an engagement hole (21) formed in the connecting member (20). In this state, if the transverse rod (11) is moved upward, the connecting members (20) and hooks (3) are moved upward, whereby the engagement with pins installed on the baby carriage body is canceled. When the operating levers (10) are in the second position, each locking pin (48) is disengaged from the locking hole ( 39) while the holder portion (45) of the operating lever (10) presses the fitting member (23) out of the engagement hole (21).
    Type: Grant
    Filed: June 5, 1987
    Date of Patent: March 29, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4732406
    Abstract: A pushcart suitable for conveying a child's car seat, etc., auxiliarily used when a child is to be seated on the seat of an automobile or the like, the child's car seat being fixed on the seat of the automobile. The pushcart has a foldable car body portion, which is provided with a support block for placing the child's car seat thereon. The car body portion has components usually provided in a baby carriage, such as push rods, a pair of front legs, front wheels attached to the lower ends thereof, a pair of rear legs, and rear wheels attached to the lower ends thereof. If a child's car seat, for example, is placed on the pushcart, the pushcart can be used in a manner similar to that of a baby carriage.
    Type: Grant
    Filed: December 5, 1986
    Date of Patent: March 22, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4723813
    Abstract: A table attaching construction for nursing chairs has longitudinally extending right- and left-hand table support frames, a table disposed on these table support frames, and right- and left-hand operating levers. The right- and left-hand operating levers are adapted to be turned between first locking and second release positions. When the operating levers are each in the first position, they are in engagement with the outer lateral portions and lower portions of the table support frames. When the operating levers are each in the second position, such engagement is canceled. The table attaching construction for nursing chairs further includes right- and left-hand slide members, and springs for urging these slide members to slide inwardly. Each slide member has an opening for the associated operating lever to extend vertically therethrough. Under the action of the springs, the wall surfaces of the openings in the slide members press the operating levers to maintain the latter in the first locking position.
    Type: Grant
    Filed: August 5, 1986
    Date of Patent: February 9, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: 4723815
    Abstract: A baby carriage backrest inclination angle adjusting mechanism comprises a backrest support member, a friction member turnable between a first and a second position, turning operating means for operating the friction member for turning movement, and a prop member for supporting the backrest support member from behind. The backrest support member is formed with a projecting wall and an elongated opening extending parallel to the projecting wall. A pin which interconnects the backrest support member and friction member extends through the elongated opening and is movable along the elongated opening. The friction member has a long radius portion located at a relatively long distance from the pin and a short radius portion located at a relatively short distance from the pin. When the friction member is in the first position, the long radius portion abuts against the projecting wall.
    Type: Grant
    Filed: August 5, 1986
    Date of Patent: February 9, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: D298815
    Type: Grant
    Filed: November 18, 1986
    Date of Patent: December 6, 1988
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai
  • Patent number: D300310
    Type: Grant
    Filed: December 17, 1986
    Date of Patent: March 21, 1989
    Assignee: Aprica Kassai Kabushikikaisha
    Inventor: Kenzou Kassai