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Claim 2

A sign-supporting device for supporting and displaying a sign at a preselected display position on a surface of an object, said sign-supporting device comprising: a track including a pair of opposed elongated channels spaced laterally apart from one another, and a track discontinuity on said track; track mounting means for securing said track to the surface of the object; at least one slider having an inner base disposed at an inner position between said elongated channels and an outer flange portion protruding outwardly generally away from said inner base and said track, said innerbase being received within said opposed elongated channels for sliding movement therein in a longitudinal direction along said track, said inner base further having an opening therein; a support arm for supporting the sign thereon, said support arm having an inner end and being interconnected with said slider for sliding movement therewith relative to said track to and from the preselected display position, said support arm being pivotally interconnected with said outer flange portion of said slider for pivotal movement relative thereto between an extended position protruding generally transversely away from said track and a retracted position oriented generally longitudinally adjacent said channels said support arm further being movably interconnected with said outer flange portion of said slider for limited movement toward and away from said pivotal interconnection therewith, said inner end of said support arm being receivable within said opening in said inner base when said support arm is in said extended position and is moved toward said pivotal interconnection in order to retain said support arm in said extended position, said support arm being removed from said opening in an inner base when said support arm is moved away from said pivotal interconnection in order to allow said pivotal movement between said extended and retracted positions; and a locking member interconnected with said slider, said locking member being interlockingly and selectively releasably engageable with said track discontinuity on said track when said slider and said support arm are slidably moved to the preselected display position in order to releasably secure said slider and said support arm in said preselected display position.

Claim 3

A sign-supporting device according to claim 1, wherein said track further includes means for releasably urging said locking member into said interlocking engagement with said track discontinuity on said track when said slider, said support arm, and said locking member are moved relatively to said track to the preselected display position.

Claim 4

A sign-supporting device according to claim 1, wherein said locking member includes resilient biasing means for resiliently biasing a portion of said locking member toward said track.

Claim 5

A sign-supporting device according to claim 1, wherein said inner end of said support arm is chamfered in order to facilitate the movement and receipt of said inner end of said supporting arm into said opening in said inner base when said support arm is pivoted to said extended position.

Claim 6

A sign-supporting device according to claim 1, further including attachment means for removably attaching the sign to the support arm.

Claim 7

A sign-supporting device according to claim 5, wherein said slider, said support arm, and said locking member are removably interconnected as an assembly with said channels in order to allow the sign to be selectively attached to and removed from said support arm apart from the track.

Claim 8

A sign-supporting device according to claim 1, wherein said track discontinuity includes means defining a track opening in said track, said locking member including a protuberance thereon interlockingly and releasably receivable in said track opening when said slider, said locking member, and said support arm are slidably moved to said preselected display configuration.

Claim 9

A sign-supporting device according to claim 7, further including means for urging said protuberance on said locking member into said interlocking engagement with said track opening when said slider, said locking member, and said support arm are slidably moved to said preselected display configuration.

Claim 10

A sign-supporting device according to claim 1, wherein said slider includes a slider flange discontinuity in said outer flange portion, said support arm being interlockingly and selectively releasably engageable with said slider flange discontinuity when said support arm is pivoted to said retracted position.

Claim 11

A sign-supporting device according to claim 9, wherein said slider flange discontinuity includes means defining a slider flange opening in said outer flange portion, said support arm having at least one protuberance thereon interlockingly and releasably engageable with said slider flange opening when said support arm is pivoted to said retracted position.

Claim 12

A sign-supporting device according to claim 10, further including a pivot pin extending through said support arm and fixed to said outer flange portion of said slider for pivotally interconnecting said support arm with said slider, said pivot pin being received within an elongated opening in said support arm in order to allow limited movement of said support arm toward and away from said pivot pin, said support arm further including resilient arm biasing means for resiliently biasing said support arm inwardly toward said pivot pin, said outer flange portion of said slider including a cam portion extending into said slider flange opening from a laterally outer portion thereof, said cam portion urging said support arm to move generally away from said pivot pin when said protuberance slidably engages said cam portion as said support arm is moved to and away from said retracted position, said resilient arm biasing means urging said support arm toward said pivot pin when said protuberance is out of engagement with said cam portion.

Claim 13

A sign-supporting device according to claim 11, wherein said cam portion releasably maintains said support arm in a substantially concealed position adjacent said outer flange portion when said support arm is pivoted to said retracted position with said protuberance received within said slider flange opening at a position inward of said cam portion.

Claim 14

A sign-supporting device according to claim 1, wherein said support arm is of an elongated configuration having a free outer end opposite said inner end, and wherein the sign includes a sleeve portion thereon for receiving said elongated support arm slidably inserted therein, said support arm including guide means generally at said free outer end for guiding said support arm when support arm is slidably inserted into said sleeve portion of the sign, said guide means being generally of a radiused configuration in order to facilitate said slidable insertion of said support arm into said sleeve portion.

Claim 15

A sign-supporting device according to claim 13, wherein said elongated support arm is of a generally hollow tubular configuration with said free outer end being substantially open, said guide means comprising a radiused plug inserted into said open free outer end.

Claim 16

A sign-supporting device according to claim 1, wherein the object comprises a generally vertical pole, said sign supporting device being adapted for supporting and displaying the sign at a preselected elevated display position.

Claim 17

A sign-supporting device according to claim 15, wherein a pair of said sign support devices are disposed on different sides of said pole for independently supporting and displaying a pair of signs.

Claim 18

A sign-supporting device for supporting and displaying a sign at a preselected display position on a surface of an object, said sign-supporting device comprising: a track including a pair of opposed elongated channels spaced laterally apart from one another, and a track discontinuity on said track; track mounting means for securing said track to the surface of the object; at least one slider received within said opposed elongated channels for sliding movement therein in a longitudinal direction along said track, said slider including a slider discontinuity defining a slider opening therein; a support arm for supporting the sign thereon, said support arm being interconnected with said slider for sliding movement therewith relative to said track to and from the preselected display position, said support arm being pivotally interconnected with said slider for pivotal movement relative thereto between an extended position protruding generally transversely away from said track and a retracted position oriented generally longitudinally adjacent said channels, said support arm having at least one protuberance thereon interlockingly and selectively releasably engageable with said slider opening when said support arm is pivoted to said retracted position; a pivot pin extending through said support arm and fixed to said slider for pivotally interconnecting said support arm with said slider, said pivot pin being received within an elongated opening in said support arm in order to allow limited movement of said support arm toward and away from said pivot pin, said support arm further including resilient arm biasing means for resiliently biasing said support arm inwardly toward said pivot pin, said slider including a cam portion extending into said slider opening from a laterally outer portion thereof, said cam portion urging said support arm to move generally away from said pivot pin when said protuberance slidably engages said cam portion as said support arm is moved to and away from said retracted position, said resilient arm biasing means urging said support arm toward said pivot pin when said protuberance is out of engagement with said cam portion; and a locking member interconnected with said slider, said locking member being interlockingly and selectively releasably engageable with said track discontinuity on said track when said slider and said support arm are slidably moved to the preselected display position in order to releasably secure said slider and said support arm in said preselected display position.

Claim 19

A sign-supporting device for supporting and displaying a sign at a preselected display position on a surface of an object, said sign-supporting device comprising: a track including a pair of opposed elongated channels spaced laterally apart from one another, and a track discontinuity on said track; track mounting means for securing said track to the surface of the object; at least one slider received within said opposed elongated channels for sliding movement therein in a longitudinal direction along said track, said slider including a slider discontinuity defining a slider opening therein; a support arm for supporting the sign thereon, said support arm being interconnected with said slider for sliding movement therewith relative to said track to and from the preselected display position, said support arm being pivotally interconnected with said slider for pivotal movement relative thereto between an extended position protruding generally transversely away from said track and a retracted position oriented generally longitudinally adjacent said channels, said support arm having at least one protuberance thereon interlockingly and selectively releasably engageable with said slider opening when said support arm is pivoted to said retracted position; a pivot pin extending through said support arm and fixed to said slider for pivotally interconnecting said support arm with said slider, said pivot pin being received within an elongated opening in said support arm in order to allow limited movement of said support arm toward and away from said pivot pin, said support arm further including resilient arm biasing means for resiliently biasing said support arm inwardly toward said pivot pin, said slider including a cam portion extending into said slider opening from a laterally outer portion thereof, said cam portion urging said support arm to move generally away from said pivot pin when said protuberance slidably engages said cam portion as said support arm is moved to and away from said retracted position, said resilient arm biasing means urging said support arm toward said pivot pin when said protuberance is out of engagement with said cam portion; and a locking member interconnected with said slider, said locking member being interlockingly and selectively releasably engageable with said track discontinuity on said track when said slider and said support arm are slidably moved to the preselected display position in order to releasably secure said slider and said support arm in said preselected display position.

Claim 20

A sign-supporting device according to claim 17, wherein said slider includes at least one flange portion protruding laterally outwardly therefrom, said slider opening and said cam portion being formed in said flange portion, said cam portion releasably maintaining said support arm in a substantially concealed position adjacent said flange portion when said support arm is pivoted to said retracted position with said protuberance received within said slider opening at a position inward of said cam portion.