US4617869A — Folding table, workbench or the like

Claim 1

Independent Claim 334 words

A folding table, workbench or the like comprising in combination: (a) a bearing section adapted to form, in an unfolded state, a normally horizontal top section of the table; (b) a pair of leg members, each leg member comprising a generally straight beam section and two leg sections, one of said leg sections being arranged at each end of the respective beam section, said leg sections being integral with and at an angle to the respective beam sections, whereby each beam section and the leg sections integral therewith form a generally U-shaped configuration; (c) first hinge means hingedly connecting the beam section of one of said leg members to said bearing section for pivotal movement about a first hinge axis generally parallel with the beam section of said one of said leg members; (d) second hinge means hingedly connecting the beam section of the other one of said leg members to said bearing section for pivotal movement about a second hinge axis generally parallel with the beam section of the other one of said leg members and with said first hinge axis; (e) a pair of brace members, each of said brace members including a base portion adjacent said bearing section and two opposed side portions, each side portion defining an outwardly facing, generally planar edge section; (f) third hinge means for connecting said brace member base portions with said bearing sections, respectively, for pivotal movement about third hinge axes disposed transversely to said first and second hinge axes and generally coplanar with said bearing section; and (g) a pair of releasable clamping devices connected with opposite sides of each of said brace members, said clamping devices including a clamping portion engaging the outer edge of said leg sections and operable to hold said leg sections against the adjacent edge section of said brace member side portions, respectively, to rigidly secure said leg members relative to said brace members and said bearing section to improve the stability of the table in the unfolded condition.

Claim 2

Dependent Claim 334 words

A folding table, workbench or the like comprising in combination: (a) a bearing section adapted to form, in an unfolded state, a normally horizontal top section of the table; (b) a pair of leg members, each leg member comprising a generally straight beam section and two leg sections, one of said leg sections being arranged at each end of the respective beam section, said leg sections being integral with and at an angle to the respective beam sections, whereby each beam section and the leg sections integral therewith form a generally U-shaped configuration; (c) first hinge means hingedly connecting the beam section of one of said leg members to said bearing section for pivotal movement about a first hinge axis generally parallel with the beam section of said one of said leg members; (d) second hinge means hingedly connecting the beam section of the other one of said leg members to said bearing section for pivotal movement about a second hinge axis generally parallel with the beam section of the other one of said leg members and with said first hinge axis; (e) a pair of brace members, each of said brace members including a base portion adjacent said bearing section and two opposed side portions, each side portion defining an outwardly facing, generally planar edge section; (f) third hinge means for connecting said brace member base portions with said bearing sections, respectively, for pivotal movement about third hinge axes disposed transversely to said first and second hinge axes and generally coplanar with said bearing section; and (g) a pair of releasable clamping devices connected with opposite sides of each of said brace members, said clamping devices including a clamping portion engaging the outer edge of said leg sections and operable to hold said leg sections against the adjacent edge section of said brace member side portions, respectively, to rigidly secure said leg members relative to said brace members and said bearing section to improve the stability of the table in the unfolded condition.

Claim 3

Dependent Claim 27 words

A folding table or the like as claimed in claim 1 wherein the angle between each beam section and the respective leg sections is an obtuse angle.

Claim 4

Dependent Claim 88 words

A folding table or the like as claimed in claim 1, wherein said bearing section includes two hinge plate members each comprising an integral, generally rectangular plate section, the hinge plate section of each hinge plate member being disposed one at each end of the bearing section, each hinge plate section being of a generally rectangular contour and forming a hinge wing along three of four sides thereof, each said plate being provided with means for securement of the respective plate to a top board or the like.

Claim 5

Dependent Claim 39 words

A folding table or the like as claimed in claim 1, wherein each of said brace members is a rectangular frame member, whereby said leg sections are generally vertical when the table or the like is in unfolded state.

Claim 6

Dependent Claim 310 words

A folding table or the like as claimed in claim 1, wherein each of said brace members is a rectangular frame member, whereby said leg sections are generally vertical when the table or the like is in unfolded state, said table or the like further comprising a seat assembly which includes: (a) a seat arm having one end pivotably secured to one of said leg sections for pivotal movement about an axis generally parallel with the elongation of the respective leg sections; (b) the other end of said seat arm being integral with an auxiliary leg section generally parallel with said elongation and having a predetermined length adapted to maintain a desired spacing of the other end of said arm above the ground; (c) a seat platform hingedly secured to said seat arm for pivotal movement about an axis generally coincident with elongation of said seat arm, from a folded position wherein the surface of the platform is generally flush with a plane defined by said seat arm and by said auxiliary leg section, to an unfolded position wherein the surface of the platform is generally perpendicular to the said plane; (d) a seat platform supporting frame member having a generally L-shaped configuration whose one arm forms a second auxiliary leg section corresponding in length to the length of the first auxiliary leg section, and a normally horizontal support arm whose free end is hinged to the seat arm for pivoting about an axis generally parallel with the elongation of the leg sections, at an intermediate hinge adapted to allow movement of said support arm from a folded position flush with the seat arm to an unfolded position wherein the support arm and the seat arm form a normally horizontal V-shaped configuration; and (e) retaining means adapted to maintain said V-shaped configuration of said seat arm and said support arm.

Claim 7

Dependent Claim 337 words

A folding table or the like as claimed in claim 1, wherein each of said brace members is a rectangular frame member, whereby said leg sections are generally vertical when the table or the like is in unfolded state, said table or the like further comprising a seat assembly which includes: (a) a seat arm having one end pivotably secured to one of said leg sections for pivotal movement about an axis generally parallel with the elongation of the respective leg sections; (b) the other end of said seat arm being integral with an auxiliary leg section generally parallel with said elongation and having a predetermined length adapted to maintain a desired spacing of the other end of said arm above the ground; (c) a seat platform hingedly secured to said seat arm for pivotal movement about an axis generally coincident with elongation of said seat arm, from a folded position wherein the surface of the platform is generally flush with a plane defined by said seat arm and by said auxiliary leg section, to an unfolded position wherein the surface of the platform is generally perpendicular to the said plane; (d) a seat platform supporting frame member having a generally L-shaped configuration whose one arm forms a second auxiliary leg section corresponding in length to the length of the first auxiliary leg section, and a normally horizontal support arm whose free end is hinged to the seat arm for pivoting about an axis generally parallel with the elongation of the leg sections, at an intermediate hinge adapted to allow movement of said support arm from a folded position flush with the seat arm to an unfolded position wherein the support arm and said seat arm form a normally horizontal V-shaped configuration; and (e) retaining means adapted to maintain said V-shaped configuration of said seat arm and said support arm, said retaining means including a clip fixedly secured to an underside surface of said seat platform and adapted to releasably fasten the platform to said support arms.

Claim 8

Dependent Claim 117 words

A folding table or the like as defined in claim 1, wherein said third hinge axes are generally perpendicular to the first and second hinge axes, the third hinge axes each being adjacent the respective ends of the beam sections of said leg members, whereby the axes of the first, second and third hinges form a generally rectangular arrangement, and further wherein each brace member is of a trapezoidal shape having a minor base section adjacent the respective third hinge axis, whereby the leg members, in unfolded state, are each planar and generally vertically arranged to converge in the direction from the free ends of the leg sections inwardly to the bearing section in a pyramid-like fashion.

Claim 9

Dependent Claim 300 words

In a folding table, workbench or the like, including leg sections normally generally vertical when the table, workbench or the like is unfolded, a folding seat assembly comprising, in combination: (a) a seat arm having one end pivotally secured to one of said leg sections for pivotal movement about an axes generally parallel with the elongation of the respective leg sections; (b) the other end of said seat arm being integral with an auxiliary leg section generally parallel with said elongation and having a predetermined length adapted to maintain a desired spacing of the other end of said arm above the ground; (c) a seat platform hingedly secured to the said seat arm near said other end thereof, said seat platform being arranged for pivotal movement about an axes generally coincident with elongation of said seat, arm, from a folded position, wherein the surface of the platform is generally flush with a plane defined by said seat arm and by said auxiliary leg section, to an unfolded position wherein the surface of the platform is generally perpendicular to the said plane; (d) a seat platform supporting frame member having a generally L-shaped configuration whose one arm forms a second auxiliary leg section corresponding in length to the length of the first auxiliary leg section, and a normally horizontal support arm whose free end is hinged to the seat arm for pivoting about an axis generally parallel with elongation of the leg sections, at an intermediate hinge adapted to allow movement of said support arm from a folded position flush with the seat arm to an unfolded position wherein the support arm and said seat arm form a normally horizontal V-shaped configuration; said combination including retaining means adapted to maintain said V-shaped configuration of the seat arm and said support arm.

Claim 10

Dependent Claim 300 words

In a folding table, workbench or the like, including leg sections normally generally vertical when the table, workbench or the like is unfolded, a folding seat assembly comprising, in combination: (a) a seat arm having one end pivotally secured to one of said leg sections for pivotal movement about an axes generally parallel with the elongation of the respective leg sections; (b) the other end of said seat arm being integral with an auxiliary leg section generally parallel with said elongation and having a predetermined length adapted to maintain a desired spacing of the other end of said arm above the ground; (c) a seat platform hingedly secured to the said seat arm near said other end thereof, said seat platform being arranged for pivotal movement about an axes generally coincident with elongation of said seat, arm, from a folded position, wherein the surface of the platform is generally flush with a plane defined by said seat arm and by said auxiliary leg section, to an unfolded position wherein the surface of the platform is generally perpendicular to the said plane; (d) a seat platform supporting frame member having a generally L-shaped configuration whose one arm forms a second auxiliary leg section corresponding in length to the length of the first auxiliary leg section, and a normally horizontal support arm whose free end is hinged to the seat arm for pivoting about an axis generally parallel with elongation of the leg sections, at an intermediate hinge adapted to allow movement of said support arm from a folded position flush with the seat arm to an unfolded position wherein the support arm and said seat arm form a normally horizontal V-shaped configuration; said combination including retaining means adapted to maintain said V-shaped configuration of the seat arm and said support arm.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1989-10-20	1990-04-21	1990-10-21	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1993-10-20	1994-04-21	1994-10-21	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	1997-10-20	1998-04-21	1998-10-21	$7700.00	Window Closed / Lapsed

Folding table, workbench or the like

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