Step stool structure

Claim 2

A step stool comprising: a. an elongate base member; b. a floor-engaging member at the bottom of said base member and adjacent the periphery thereof for frictionally engaging a floor surface and resisting movement thereon; c. said base member having a top surface spaced upwardly from said floor engaging member a step heighth; d. an upstanding structure mounted on said base member and having a platform spaced upwardly of the base top surface, said upstanding structure being spaced from one end of the elongate base member with the base top surface between the said one end and the upstanding structure forming a step; e. said base member and upstanding structure having multiple steps with said platform being a top step; f. said upstanding structure having outer portions thereof positioned inwardly of extremities of said floor-engaging member whereby weight of a person on a step is applied inside of said extremities; g. a seat mounting member adapted to be positioned in overlying relation to the platform; h. means on said seat mounting member engaging said platform to retain seat mounting member in fixed relation relative thereto; i. a seat member; j. means mounting said seat member on said seat mounting member for turning about a substantially central axis.

Claim 3

A step stool comprising: a. a base member having a top wall and a peripheral wall depending therefrom, said base top wall being elongated; b. a floor-engaging member at the bottom of said peripheral wall for frictionally engaging a floor surface and resisting movement thereon; c. an upstanding structure mounted on said base member and having a platform spaced upwardly of the base top wall, said upstanding structure being spaced from one end of the elongate base member with the base top wall between the said one end and the upstanding structure forming a step; d. said base member and upstanding structure having multiple steps with said platform being a top step; e. said upstanding structure having outer portions thereof positioned inwardly of extremities of said floor-engaging member whereby weight of a person on a step is applied inside of said extremities; f. spaced leg members on said base adjacent sides thereof and upstanding from the top thereof; g. said platform being on said legs at upper portions thereof; h. a step member supported on said legs and spaced between said base top member and said platform; i. said step member and platform having forward edges towards said one end of the base member, said forward edges of the step member being spaced from said one end of the base member whereby the step portion on the base top wall accommodates a person standing thereon, said platform forward edge being spaced from the forward edge of the step member whereby said step portion accommodates a person standing thereon; j. a support member mounted on said platform and upstanding therefrom to provide support for a person on said platform, said support member including:

Claim 4

A step stool comprising: a. a base member having a top wall and a peripheral wall depending therefrom, said base top wall being elongated; b. a floor-engaging member at the bottom of said peripheral wall for frictionally engaging a floor surface and resisting movement thereon; c. an upstanding structure mounted on said base member and having a platform spaced upwardly of the base top wall, said upstanding structure being spaced from one end of the elongate base member with the base top wall between the said one end and the upstanding structure forming a step; d. said base member and upstanding structure having multiple steps with said platform being a top step; e. said upstanding structure having outer portions thereof positioned inwardly of extremities of said floor-engaging member whereby weight of a person on a step is applied inside of said extremities; f. spaced leg members on said base adjacent sides thereof and upstanding from the top thereof; g. said platform being on said legs at upper portions thereof; h. a step member supported on said legs and spaced between said base top member and said platform; i. said step member and platform having forward edges towards said one end of the base member, said forward edges of the step member being spaced from said one end of the base member whereby the step portion on the base top wall accommodates a person standing thereon, said platform forward edge being spaced from the forward edge of the step member whereby said step portion accommodates a person standing thereon; j. a support member mounted on said platform and upstanding therefrom to provide support for a person on said platform, said support member including:

Claim 5

means on said seat mounting member engaging said platform to retain said seat mounting member in Fixed relation relative thereto;

Claim 6

means on said seat mounting member engaging said platform to retain said seat mounting member in Fixed relation relative thereto;

Claim 7

a seat member;

Claim 8

a seat member;

Claim 9

A step stool comprising: a. a hollow base member having a top wall and a peripheral wall depending therefrom, said base top wall being elongated and the peripheral wall inclined downwardly and outwardly from said top wall, said base member having first and second ends and opposed sides; b. a floor-engaging member at the bottom of said peripheral wall for frictionally engaging a floor surface and resisting movement thereon; c. an upstanding structure mounted on said base member and having sides adjacent to and inwardly of said side of the base member, said upstanding structure having a platform spaced upwardly of the base top wall, said upstanding structure being spaced from said first end of the elongate base member with the base top wall between the said first end and the upstanding structure forming a step; d. said base member and upstanding structure having multiple steps with said platform being a top step, said steps having forward edges toward said first end of the base member with said forward edges being inclined up and away from the said first end, said platform having a width accommodating both feet of the user in side-by-side position and to permit the user to sit thereon, said platform width being less than the width of the base top wall between sides thereof, said platform having a rear end adjacent and inwardly relative to said second end of the base member; e. said upstanding structure having outer portions thereof positioned inwardly of extremities of said floor-engaging member whereby weight of a person on a step is applied inside of said extremities.

Claim 10

A step stool comprising: a. a hollow base member having a top wall and a peripheral wall depending therefrom, said base top wall being elongated and the peripheral wall inclined downwardly and outwardly from said top wall, said base member having first and second ends and opposed sides; b. a floor-engaging member at the bottom of said peripheral wall for frictionally engaging a floor surface and resisting movement thereon; c. an upstanding structure mounted on said base member and having sides adjacent to and inwardly of said side of the base member, said upstanding structure having a platform spaced upwardly of the base top wall, said upstanding structure being spaced from said first end of the elongate base member with the base top wall between the said first end and the upstanding structure forming a step; d. said base member and upstanding structure having multiple steps with said platform being a top step, said steps having forward edges toward said first end of the base member with said forward edges being inclined up and away from the said first end, said platform having a width accommodating both feet of the user in side-by-side position and to permit the user to sit thereon, said platform width being less than the width of the base top wall between sides thereof, said platform having a rear end adjacent and inwardly relative to said second end of the base member; e. said upstanding structure having outer portions thereof positioned inwardly of extremities of said floor-engaging member whereby weight of a person on a step is applied inside of said extremities.

Claim 11

means mounting said seat member on said seat mounting member for turning about a substantially central axis;

Claim 12

means mounting said seat member on said seat mounting member for turning about a substantially central axis;

Claim 13

A step stool as set forth in claim 5 wherein: a. said elongate base is generally ovate in shape with rounded ends; b. a plurality of rollers resiliently mounted on said base for rollably supporting said step stool structure to space said floor-engaging member from the floor under no load conditions, said resilient mounting permitting said floor-engaging member to engage the floor in response to slight pressure applied to a step of said step stool.

Claim 14

A step stool as set forth in claim 4 including: a. said upstanding structure has a plurality of upwardly opening sockets adjacent said rear end of the platform; b. an elongate rod-like hand-hold member having a lower portion removably supported in a socket.

Claim 15

a back support mounted on said seat member in upstanding relation relative thereto for movement with said seat member.

Claim 16

a back support mounted on said seat member in upstanding relation relative thereto for movement with said seat member.

Claim 17

A step stool as set forth in claim 5 wherein: a. there are at least two hand-holds spaced laterally substantially at the sides of the platform and at an end thereof remote from the step portion of the base member; b. a shelf member removably mounted on upper portions of said hand-holds.

Claim 18

A step stool as set forth in claim 3 wherein said upstanding structure includes: a. spaced leg members on said base adjacent sides thereof and upstanding from the top thereof and forming the sides of said upstanding structure; b. said platform being on said legs at upper portions thereof; c. a step member supported on said legs and spaced between said base top member and said platform; d. said step member and platform having said forward edges towards said first end of the base member, said forward edges of the step member being spaced from said first end of the base member whereby the step portion on the base top wall accommodates a person standing thereon, said platform forward edge being spaced from the forward edge of the step member whereby said step portion accommodates a person standing thereon.

Claim 19

A step stool as set forth in claim 7 wherein said legs are wall members mounted on the base top and each wall member has a forward edge inclined upwardly away from said first end of the base member, and saiD step member is between said leg wall members and extends forwardly thereof.

Claim 20

A step stool as set forth in claim 8 wherein: a. said elongate base is generally ovate in shape with rounded ends; b. a plurality of collapsible casters secured to the base member for rollably supporting the step stool under no load conditions and collapsible under application of a relatively slight pressure on the step stool to allow said floor-engaging member to engage the floor and resist movement of the step stool.

Claim 21

A step stool as set forth in claim 9 and including: a. a support member mounted on said platform and upstanding therefrom to provide support for a person on said platform.

Claim 22

A step stool as set forth in claim 10 wherein said support member includes: a. an elongate hand-hold member; b. means on one of said platform and base member adjacent said second end thereof removably mounting said hand-hold member whereby said hand-hold member extends upwardly beyond the platform for grasping by a person on said steps.

Claim 23

A step stool as set forth in claim 11 wherein: a. said means mounting said hand-hold include a socket member, there being a plurality of said socket members in spaced apart relation; b. said hand-holds are rod-like members of separable sections, said hand-holds have lower ends selectively positioned in said socket members.

Claim 24

A step stool as set forth in claim 12 wherein said support member includes: a. a seat mounting member adapted to be positioned in overlying relation to the platform; b. means on said seat mounting member engaging said platform to retain said seat mounting member in fixed relation relative thereto; c. a seat member; d. means mounting said seat member on said seat mounting member for turning about a substantially central axis.

Claim 25

A step stool as set forth in claim 12 wherein: a. said leg wall members are on each side of the step member and platform and are connected at rear portions by a curved wall integral with said leg wall members; b. said floor engaging member is a resilient bumper having portions extending outwardly relative to the peripheral wall of the base member forming a peripheral cushion; c. non-skid surface material is on each of the step portions and platform; and d. an elongate rod like hand-hold secured relative to said platform and extending upwardly therefrom for grasping by a person on said steps.